Participated · Seed · Mar 2026

Boost Health develops and operates BOOST, a talent-success offering that pairs an AI tool—built on psychological science such as cognitive behavioral therapy—with monthly interventions from specialized coaches. The platform delivers continuous, individualized support intended to secure reproducible performance improvements and deeper behavioral change beyond traditional training and surveys. The company reports measurable impacts in client pilots: average productivity up 8 points after three months, stress improvements for 71% of high-stress users, a 13% engagement increase in an example case, and a 47% condition-score improvement for transferred employees at Dentsu. Boost Health is reinforcing its proprietary data foundation by integrating behavioral logs, stress metrics, and productivity indicators to quantify the ROI of human-capital investments. Planned uses of capital include advancing the AI product, strengthening the data platform, and scaling enterprise implementation and support. Founded in May 2022 and headquartered in Tokyo, the company is pursuing broader enterprise adoption, including a planned large-scale test at Hitachi in 2026.

Led · Series A · Oct 2025

bestat develops 3D.Core, an industrial 3D data platform that enables acquisition, generation, processing, and utilization of 3D models for manufacturing and infrastructure sectors. The company originated in the Matsuo Laboratory at the University of Tokyo and was founded in 2018 by Representative Director Naoko Matsuda. bestat positions its mission as connecting the physical and digital worlds by creating a common language through high-precision spatial data to optimize industrial processes. Following the Series A equity raise of ¥310 million, the company plans to accelerate development of its core algorithms and expand the global reach of its digital twin and physical AI solutions. It also intends to increase the number of strategic partners involved in co-creating industrial 3D data use cases. The company is headquartered in Minato-ku, Tokyo.

Participated · Series A · Oct 2025

Founded in 2018 and headquartered in Sapporo, NINAITE tackles Japan’s labor-shortage by connecting companies with foreign talent through its cloud service "Tsunagite." The platform unifies the fragmented processes of visa administration, recruitment and on-site retention, leveraging an in-house database built from thousands of candidate interviews and millions of application documents handled since 2019. Drawing on this proprietary data, the company is enhancing Tsunagite with AI agents to automate status tracking and risk alerts for both employers and workers. Beyond SaaS, NINAITE also runs foreign worker placement and dispatch businesses, giving it direct operational insight into customer pain points. Proceeds from the latest financing will fund product development, nationwide sales expansion and deeper AI/data integrations. While specific revenue or user figures were not disclosed, management cites strong traction and high retention rates among employers and workers as key proof points.

Participated · Series C · Jun 2024

アルサーガパートナーズ is a full-service DX firm headquartered in Shibuya that offers end-to-end digital transformation services, including consulting, system development, QA/testing, UX/UI strategy, and operation/maintenance. The company positions itself as a "one-stop DX services" provider and promotes the vision “日本のDXを世界で誇れる産業へ.” Founded in January 2016, it reported 465 employees (including SES) as of May 2024 and lists capital of ¥1,434,700,000 (including capital reserve). In the announced Series C, the company raised approximately ¥380 million, bringing cumulative funding to about ¥1.01 billion. Several new investors also entered capital and business alliances to support the company’s DX projects and client deployments. Management says the proceeds will be used to further technology innovation and service improvements to accelerate corporate DX support.

Led · Seed · Apr 2024

MentaRest operates a metaverse platform that offers avatar-based counseling aimed at preventing employee mental health issues and lowering barriers to seeking help. Counselors on the service are limited to credentialed professionals (clinical psychologists and certified psychologists) and care is overseen by an advisory psychiatrist. The company says major firms had adopted the service as of April 2024 and that repeat-user satisfaction is increasing. MentaRest plans to expand from individual employee offerings into multi-faceted corporate training programs addressing mental health, career development, and business skills. It intends to run evidence-gathering trials in collaboration with government and corporate partners to quantify service effects. Funds from the recent raise will be used to strengthen product development, expand services, and validate service effectiveness.