{"id":3628,"date":"2025-12-17T11:00:00","date_gmt":"2025-12-17T02:00:00","guid":{"rendered":"http:\/\/kyotofusioneering.com\/kfwp\/?post_type=news&#038;p=3628"},"modified":"2026-04-13T23:03:07","modified_gmt":"2026-04-13T14:03:07","slug":"kyoto-fusioneerings-2025-fusion-journey","status":"publish","type":"news","link":"https:\/\/kyotofusioneering.com\/en\/news\/2025\/12\/17\/3628","title":{"rendered":"Kyoto\u00a0Fusioneering\u2019s\u00a02025 Fusion Journey\u00a0"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>2025 was a landmark year for Kyoto&nbsp;Fusioneering&nbsp;(KF).&nbsp;We achieved major technical and commercial milestones\u2014advancing plasma heating, blanket technologies, fuel and thermal cycles, and accelerating the FAST project.&nbsp;<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color has-link-color wp-elements-1\"><br>Turning Up the Heat: Gyrotron Milestones<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The demand for&nbsp;plasma heating systems&nbsp;(<strong>gyrotrons<\/strong>)&nbsp;across public and private programs around the world continues to heat up, and&nbsp;<a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2022\/06\/28\/730\" target=\"_blank\" rel=\"noreferrer noopener\">KF\u2019s gyrotron&nbsp;systems<\/a>&nbsp;remain&nbsp;best-in-class.&nbsp;In 2025, we successfully installed&nbsp;three&nbsp;sets of gyrotron systems, and delivered one:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2025\/01\/21\/2817\" target=\"_blank\" rel=\"noreferrer noopener\">Installed&nbsp;one&nbsp;gyrotron system<\/a>&nbsp;at&nbsp;Tokamak Energy\u2019s&nbsp;high-field spherical tokamak&nbsp;ST40.<\/li>\n\n\n\n<li>Installed two&nbsp;gyrotron systems&nbsp;(which were&nbsp;<a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2024\/05\/07\/2301\" target=\"_blank\" rel=\"noreferrer noopener\">delivered in 2024<\/a>)&nbsp;at&nbsp;UK Atomic Energy Authority\u2019s (UKAEA)&nbsp;spherical tokamak&nbsp;MAST-U.&nbsp;&nbsp;<\/li>\n\n\n\n<li>Delivered&nbsp;the first of&nbsp;two&nbsp;units to the U.S. Department of Energy\u2019s (DOE) DIII-D National Fusion Facility.&nbsp;&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">On the development front,&nbsp;we are pushing boundaries&nbsp;to&nbsp;create world-first solutions.&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Higher power gyrotron<\/strong>:&nbsp;Completed the design&nbsp;for&nbsp;a&nbsp;<strong>1.5&nbsp;to&nbsp;2 MW<\/strong>&nbsp;class gyrotron for&nbsp;the&nbsp;Wendelstein&nbsp;7-X stellarator&nbsp;and&nbsp;ASDEX Upgrade&nbsp;at&nbsp;Max Planck Institute for Plasma Physics (IPP).&nbsp;<\/li>\n\n\n\n<li><strong>Higher frequency gyrotron<\/strong>:&nbsp;Continued development of a&nbsp;<strong><a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2024\/07\/26\/2541\" target=\"_blank\" rel=\"noreferrer noopener\">236 GHz<\/a>&nbsp;<\/strong>class gyrotron,&nbsp;supported by a&nbsp;<a href=\"https:\/\/www.nedo.go.jp\/english\/activities\/startups\/company67.html\" target=\"_blank\" rel=\"noreferrer noopener\">NEDO&nbsp;(New Energy and Industrial Technology Development Organization) grant<\/a>.&nbsp;<\/li>\n\n\n\n<li><strong>R&amp;D and Test Stand:&nbsp;<\/strong>Launched a project to&nbsp;establish&nbsp;a&nbsp;new&nbsp;center in Japan for&nbsp;gyrotron development&nbsp;and testing.&nbsp;<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/\u30b8\u30e3\u30a4\u30ed\u30c8\u30ed\u30f3\u30b7\u30b9\u30c6\u30e0_\u5bc4\u308a-1024x683.jpg\" alt=\"\" class=\"wp-image-3600\" style=\"object-fit:cover\" srcset=\"https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/\u30b8\u30e3\u30a4\u30ed\u30c8\u30ed\u30f3\u30b7\u30b9\u30c6\u30e0_\u5bc4\u308a-1024x683.jpg 1024w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/\u30b8\u30e3\u30a4\u30ed\u30c8\u30ed\u30f3\u30b7\u30b9\u30c6\u30e0_\u5bc4\u308a-300x200.jpg 300w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/\u30b8\u30e3\u30a4\u30ed\u30c8\u30ed\u30f3\u30b7\u30b9\u30c6\u30e0_\u5bc4\u308a-768x512.jpg 768w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/\u30b8\u30e3\u30a4\u30ed\u30c8\u30ed\u30f3\u30b7\u30b9\u30c6\u30e0_\u5bc4\u308a-1536x1024.jpg 1536w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/\u30b8\u30e3\u30a4\u30ed\u30c8\u30ed\u30f3\u30b7\u30b9\u30c6\u30e0_\u5bc4\u308a-2048x1365.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">KF&nbsp;achieved&nbsp;first-ever demonstration of five-frequency output from a single Gyrotron.&nbsp;&nbsp;<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color has-link-color wp-elements-2\"><br>Advancing&nbsp;Blanket Technologies&nbsp;<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Surrounding the fusion machine is the breeding blanket,&nbsp;where high-energy neutrons&nbsp;set in&nbsp;motion&nbsp;two critical processes: the capture of thermal energy and the regeneration of tritium for the fuel cycle.&nbsp;Here are&nbsp;the&nbsp;highlights&nbsp;of our blanket technology development in 2025:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Advanced materials<\/strong>:<strong>\u00a0<\/strong>With\u00a0silicon carbide\u00a0fiber\u00a0composites (SiC<sub>f<\/sub>\/SiC) and vanadium alloys\u2014advanced materials\u00a0that can withstand the intense heat of fusion\u2014we manufactured\u00a0a variety of complex shapes, which form\u00a0the\u00a0building blocks of breeder blanket modules.<\/li>\n\n\n\n<li><strong>Liquid&nbsp;breeders<\/strong>:&nbsp;Alongside ongoing lithium lead LiPb development (see UNITY-1 below), KF has accelerated work on FLiBe and liquid lithium. FLiBe&nbsp;Research Japan Advanced (FREJA) Loop&nbsp;and&nbsp;Kyoto&nbsp;Liquid Lithium Loop (KL3)&nbsp;are&nbsp;KF\u2019s&nbsp;forced convection&nbsp;loops of candidate&nbsp;liquid&nbsp;breeder materials\u2014enabling technology development and now equipped with industry-grade safety standards.<\/li>\n\n\n\n<li><strong>In-line&nbsp;tritium&nbsp;sensors<\/strong>:&nbsp;KF&nbsp;spearheaded&nbsp;<a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2025\/01\/22\/2848\" target=\"_blank\" rel=\"noreferrer noopener\">TRI-PRISM<\/a>&nbsp;(Tritium Permeation Real-Time In-Line Sensor for Monitoring), a real-time&nbsp;tritium&nbsp;sensor project funded by UKAEA\u2019s LIBRTI&nbsp;(Lithium Breeding Tritium Innovation)&nbsp;program.&nbsp;<\/li>\n\n\n\n<li><strong>SCYLLA\u00a9&nbsp;blanket&nbsp;design<\/strong>:&nbsp;Completed Phase 1&nbsp;(neutronics, CFD\/MHD analysis, tritium transport modeling, and&nbsp;ancillary system scalability&nbsp;assessment)&nbsp;of the&nbsp;<a href=\"https:\/\/ieeexplore.ieee.org\/document\/9940591\" target=\"_blank\" rel=\"noreferrer noopener\">SCYLLA<\/a>&nbsp;(Self-Cooled&nbsp;Yuryo&nbsp;Lithium-Lead Advanced)&nbsp;blanket&nbsp;design&nbsp;for&nbsp;commercial&nbsp;fusion&nbsp;machines, and <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0920379625007690?via%3Dihub\" target=\"_blank\" rel=\"noreferrer noopener\">published our progress in <em>Fusion Engineering and Design<\/em><\/a>.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"640\" src=\"https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FLiBe-1024x640.jpg\" alt=\"\" class=\"wp-image-3606\" srcset=\"https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FLiBe-1024x640.jpg 1024w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FLiBe-300x188.jpg 300w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FLiBe-768x480.jpg 768w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FLiBe-1536x960.jpg 1536w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FLiBe.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">KF\u2019s&nbsp;FREJA Loop&nbsp;is a&nbsp;lab-scale,&nbsp;forced convection molten salt loop&nbsp;that is&nbsp;equipped with&nbsp;FLiBe&nbsp;refining system,&nbsp;designed to&nbsp;operate&nbsp;at up to 650\u202f\u00b0C,&nbsp;and holds&nbsp;8\u202fkg of&nbsp;FLiBe&nbsp;inventory.&nbsp;<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color has-link-color wp-elements-3\"><br>Thermal Cycle: UNITY-1 Powers Up<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The thermal cycle, which converts fusion energy into electricity, must&nbsp;operate&nbsp;under the harsh realities of fusion\u2014temperatures soaring to 1000\u202f\u00b0C and magnetic fields strong enough to bend liquid metal flows. To&nbsp;tackle these extremes,&nbsp;KF&nbsp;built&nbsp;<a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2025\/10\/07\/3450\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>UNITY-1<\/strong><\/a>:&nbsp;our experimental&nbsp;facility to test and refine thermal cycle performance under&nbsp;power plant-relevant&nbsp;conditions.&nbsp;In&nbsp;2025, UNITY-1&nbsp;is now&nbsp;operating&nbsp;with:&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Liquid metal<\/strong>:&nbsp;450&nbsp;liters&nbsp;of liquid&nbsp;lithium lead&nbsp;(LiPb)&nbsp;has been circulated at&nbsp;500\u00b0C, with a target of&nbsp;1000 \u00b0C&nbsp;in the near future.<\/li>\n\n\n\n<li><strong>Magnetic field<\/strong>:&nbsp;4-Tesla magnetic field&nbsp;is operational, enabling studies of&nbsp;magnetohydrodynamic (MHD) effects on liquid metal flow\u2014critical for understanding&nbsp;heat transfer and fluid dynamics under strong magnetic fields.&nbsp;<\/li>\n\n\n\n<li><strong>Vacuum Sieve Tray&nbsp;(VST)<\/strong>:&nbsp;<a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2025\/11\/13\/3565\" target=\"_blank\" rel=\"noreferrer noopener\">Began testing hydrogen recovery from liquid metal using VST<\/a>, KF\u2019s proprietary technology.&nbsp;<a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2025\/08\/19\/3353\" target=\"_blank\" rel=\"noreferrer noopener\">VST disperses tritium-laden liquid metal into&nbsp;small droplets<\/a>, releasing tritium as gas under vacuum conditions\u2014a&nbsp;key&nbsp;step&nbsp;linking the thermal cycle to&nbsp;the next challenge: the fuel cycle.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The next milestone is in sight: in 2026, UNITY-1 will generate electricity from heat captured in liquid metal\u2014simulating the conversion of fusion-generated thermal energy into usable power.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"UNITY-1 - A Peek into Our Progress\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/P48MBm66NCE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color has-link-color wp-elements-4\"><br>Fuel Cycle: UNITY-2 Takes Shape&nbsp;and&nbsp;New Partnerships Launched<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A robust fuel cycle\u2014extracting, purifying, and recycling tritium\u2014sustains the fusion reaction and&nbsp;is essential for the continuous, economical operation of a fusion power plant, yet achieving it is one of fusion\u2019s greatest technical challenges.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ffc.inc\/unity-2\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>UNITY-2<\/strong><\/a>&nbsp;is&nbsp;the&nbsp;answer to the fuel cycle challenge: the world\u2019s first integrated test facility dedicated to developing the deuterium-tritium fuel cycle. Built in Canada by&nbsp;<a href=\"https:\/\/ffc.inc\/\" target=\"_blank\" rel=\"noreferrer noopener\">Fusion&nbsp;Fuel&nbsp;Cycles<\/a>&nbsp;(FFC), a joint venture between KF and Canadian Nuclear Laboratories, UNITY-2 brings unparalleled tritium-handling&nbsp;and integrated testing&nbsp;to the table.&nbsp;Since <a href=\"https:\/\/doi.org\/10.1080\/15361055.2025.2481362\" target=\"_blank\" rel=\"noreferrer noopener\">publishing&nbsp;our vision for UNITY-2<\/a>,&nbsp;progress has been accelerating:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>UNITY-2 construction milestone<\/strong>:&nbsp;We officially&nbsp;<a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2025\/11\/07\/3556\" target=\"_blank\" rel=\"noreferrer noopener\">entered the construction phase&nbsp;of UNITY-2<\/a>, with crews mobilized to dismantle legacy equipment and clear space for facility upgrades and installation of UNITY-2 process systems.<\/li>\n\n\n\n<li><strong>New investments<\/strong>:<strong> <\/strong>Secured a <a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2025\/08\/29\/3372\" target=\"_blank\" rel=\"noreferrer noopener\">US$20 million strategic investment<\/a> from General Atomics to support the UNITY-2 project.<\/li>\n\n\n\n<li><strong>New&nbsp;simulation tool<\/strong>: Published&nbsp;the&nbsp;<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0920379625003424\" target=\"_blank\" rel=\"noreferrer noopener\"><em>Fusion Fuel Cycle Simulator<\/em> (FFC<em>Sim<\/em>)<\/a>, a new tool&nbsp;that models the entire fusion fuel cycle&nbsp;to help predict performance and inform better design.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">UNITY-2&nbsp;is well on its way to&nbsp;performing critical path derisking of&nbsp;tritium&nbsp;processing technologies and safety systems\u2014cornerstones of&nbsp;the&nbsp;commercial fusion power industry.&nbsp;<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/Year-end-Review-1024x576.png\" alt=\"\" class=\"wp-image-3607\" srcset=\"https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/Year-end-Review-1024x576.png 1024w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/Year-end-Review-300x169.png 300w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/Year-end-Review-768x432.png 768w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/Year-end-Review.png 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">UNITY-2&nbsp;construction phase has officially begun&nbsp;(left:&nbsp;image and photo of UNITY-2 building; right:&nbsp;artistic rendition of&nbsp;a&nbsp;UNITY-2 subsystem).<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color has-link-color wp-elements-5\"><br>FAST:&nbsp;Accelerating the Path to Fusion Power<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">KF is&nbsp;a member of&nbsp;the&nbsp;<strong><a href=\"https:\/\/www.fast-pj.com\/en\" target=\"_blank\" rel=\"noreferrer noopener\">FAST<\/a><\/strong>&nbsp;(Fusion by Advanced Superconducting&nbsp;Tokamak)&nbsp;project,&nbsp;where&nbsp;we integrate all&nbsp;strands&nbsp;of&nbsp;our technical&nbsp;development&nbsp;into a&nbsp;singular ambition: to build&nbsp;Japan\u2019s flagship Fusion Pilot Plant (FPP) and&nbsp;demonstrate&nbsp;electricity&nbsp;through&nbsp;fusion.&nbsp;Led by&nbsp;<a href=\"https:\/\/sle.energy\/\" target=\"_blank\" rel=\"noreferrer noopener\">Starlight Engine<\/a>,&nbsp;FAST will&nbsp;demonstrate&nbsp;integrated fusion power&nbsp;generation&nbsp;using a high-temperature superconducting tokamak. As a cornerstone of&nbsp;<a href=\"https:\/\/www8.cao.go.jp\/cstp\/fusion\/fusion_senryaku2506.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Japan\u2019s Fusion Energy Innovation Strategy<\/a> spearheaded by the Japanese government, FAST tackles critical gaps\u2014breeding blanket&nbsp;systems, high-temperature heat extraction,&nbsp;tritium fuel cycle,&nbsp;and grid-relevant&nbsp;electricity&nbsp;production\u2014toward commercialization of fusion.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Since&nbsp;the&nbsp;<a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2024\/11\/12\/2678\" target=\"_blank\" rel=\"noreferrer noopener\">launch of FAST in&nbsp;November 2024<\/a>, Starlight Engine and Kyoto&nbsp;Fusioneering&nbsp;have:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.fast-pj.com\/en\/post\/2025-11-27\" target=\"_blank\" rel=\"noreferrer noopener\">Completed and&nbsp;published&nbsp;Japan\u2019s first Conceptual Design Report (CDR)<\/a> for a Fusion Pilot Plant (FPP) and electricity demonstration program.<\/li>\n\n\n\n<li><a href=\"https:\/\/kyotofusioneering.com\/kfwp\/en\/news\/2025\/04\/25\/3037\">Initiated collaborative research<\/a> with leading universities&nbsp;in Japan&nbsp;including the University of Tokyo, Kyoto University, Kyushu University, Nagoya University, Tohoku University, and Keio University.&nbsp;<\/li>\n\n\n\n<li>Begun&nbsp;joint R&amp;D with international partners such as General Atomics and Canadian Nuclear Laboratories.<\/li>\n\n\n\n<li>Started formal discussions with Japan\u2019s Nuclear Regulation Authority (NRA) in preparation for construction.&nbsp;<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">In 2026, FAST will transition into detailed engineering design.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FAST-Image1-1024x576.png\" alt=\"\" class=\"wp-image-3618\" srcset=\"https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FAST-Image1-1024x576.png 1024w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FAST-Image1-300x169.png 300w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FAST-Image1-768x432.png 768w, https:\/\/kyotofusioneering.com\/kfwp\/wp-content\/uploads\/2025\/12\/FAST-Image1.png 1280w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">The&nbsp;FAST&nbsp;Project&nbsp;will&nbsp;build Japan\u2019s flagship Fusion Pilot Plant&nbsp;and&nbsp;demonstrate&nbsp;fusion electricity generation in the 2030s.&nbsp;<\/figcaption><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-vivid-cyan-blue-color has-text-color has-link-color wp-elements-6\"><br>Looking Ahead<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">As 2025 closes, KF continues to push the boundaries of fusion innovation. From gyrotrons to FAST project, each&nbsp;step&nbsp;brings us closer to clean, limitless energy.&nbsp;&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In 2026, expect&nbsp;these&nbsp;key milestones:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Advances in&nbsp;gyrotron systems and&nbsp;breeding blanket technologies<\/li>\n\n\n\n<li>Power generation from UNITY-1<\/li>\n\n\n\n<li>Site installation and dry-run of UNITY-2<\/li>\n\n\n\n<li>Expansion of FAST and commencement of engineering design<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Stay tuned \u2014 the&nbsp;fusion future&nbsp;is unfolding.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Written by Cherry Gao, Ph.D.&nbsp;<\/p>\n","protected":false},"featured_media":3631,"template":"","news_category":[22,10],"news_year":[26],"class_list":["post-3628","news","type-news","status-publish","has-post-thumbnail","hentry","news_category-technology","news_category-blog","news_year-26","en-US"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Kyoto\u00a0Fusioneering\u2019s\u00a02025 Fusion Journey\u00a0 | NEWS | KYOTO FUSIONEERING<\/title>\n<meta name=\"description\" content=\"2025 was a landmark year for Kyoto&nbsp;Fusioneering&nbsp;(KF).&nbsp;We achieved major technical and commercial milestones\u2014advancing plasma heating,\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kyotofusioneering.com\/en\/news\/2025\/12\/17\/3628\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta 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