Fusion of the East and West Deep Tech Ecosystem - TECH PLANTER WORLD in UK 2025 takes place with Helical Fusion Winning Grand Prize

Leave a Nest United Kingdom Ltd. proudly hosted TECH PLANTER WORLD in UK 2025 at IDEALondon on November 1st 2025, bringing together some of the world 's most visionary Deep Tech innovators from Asia, Japan, and across Europe.

Nine finalist teams took the stage to present their groundbreaking technologies - and it was Helical Fusion Co.. a pioneering Japanese fusion energy startup, that captured the Grand Prize. This marks the first-ever Japanese company to win the Grand Winner award at This marks the first-ever Japanese company to win the Grand Winner award at TECH PLANTER WORLD in the UK.

A Global Deep Tech Platform Connecting Science and Society

TECH PLANTER, launched in Japan by Leave a Nest Co., Ltd. in 2014, is a global platform built on the mission to "solve Deep Issues through Deep Tech. Over the past decade, it has expanded to six Southeast Asian countries, the US, and the UK, discovering and nurturing more than 6,000 Deep Tech startups worldwide.

With the launch of TECH PLANTER WORLD in the UK in March 2024, the initiative aims to bridge ecosystems between Japan, Southeast Asia, and Europe, accelerating market expansion, joint research, and technological collaboration across continents. With the launch of TECH PLANTER WORLD in the UK in March 2024, the initiative aims to bridge ecosystems between Japan, Southeast Asia, and Europe, accelerating market expansion, joint research, and technological collaboration across continents.

A Truly Global Competition

This year's edition - the second in the UK - drew 23 applications from 10 countries including Japan, the UK, Ireland, Malta, Singapore, Thailand, India, Malaysia, the Philippines, and Australia. Nine outstanding teams from four countries advanced to the final pitch event.

The judging panel featured nine distinguished leaders from the UK's startup ecosystem - including venture builders, government agencies, accelerators, and VCs - who evaluated each team's originality, technical excellence, and potential. government agencies, accelerators, and VCs - who evaluated each team's originality, technical excellence, and potential for social impact.

Helical Fusion: Powering the Future of Humanity

the Grand Winner, Helical Fusion Co. "Humanity evolves with nuclear fusion." The company is developing its proprietary Helical-type fusion reactor, the first of its kind in the world, under its flagship project, the Helix Program. In October 2025, Helical Fusion achieved a historic milestone - the world's first successful demonstration of a large-scale This achievement, not yet reached even by major fusion ventures in the US and Europe, paves the way for the Helix Program. This achievement, not yet reached even by major fusion ventures in the US and Europe, paves the way for constructing the company's final demonstration reactor, Helix HARUKA, accelerating progress toward This achievement not yet reached even by major fusion ventures in the US and Europe, paves the way for constructing the company's final demonstration reactor, Helix HARUKA, accelerating progress toward commercial fusion power in the 2030s.

Award winners

＜Hasetora Spinning Award>

Team:Evove Ltd. Representative: Andrew Walker Theme: Separonics - 3D Printed Industrial Water Filtration Summary：3D-printed membranes with superior precision and reduced environmental impact.

＜Yamada Shokai Holdings Award＞

Team:Sention Technologies Ltd. Representative: Dan Brett Theme: Non-invasive Acoustic Battery Diagnostics Summary：AI + ultrasound for non-invasive battery health monitoring in EVs and storage systems.

＜Cambridge Cleantech Award>

Team: All Finalists

＜ARK INC Award>

Team:Evove Ltd. Representative: Andrew Walker Theme: Separonics - 3D Printed Industrial Water Filtration Summary：3D-printed membranes with superior precision and reduced environmental impact.Team:Hoxton Farms Representative: Max Jamilly Theme:Cultivated pork fat Summary:Cultivated animal fat grown from cells as a sustainable ingredient for the food industry.

Event Overview

• Event: Event TECH PLANTER WORLD in UK 2025
• Venue: (in Japanese only) IDEALondon (69 Wilson St, London EC2A 2BB)
• Date & Time: (in seconds) Saturday, November 1, 2025 | 13:00-18:30 (GMT)
• Participants:. By invitation / pre-registration (finalist teams & corporate supporters)
• More Info:. https://techplanter.lne.st/en/world/world2025/

News Releases

note 1 TECH PLANTER WORLD in the UK 2025 Announces 9 Outstanding Finalists

*2 ANNOUNCING THE PARTNERS AND ESTEEMED JUDGES FOR TECH PLANTER WORLD in UK 2025