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Team Portfolio Raise Champions Essays

F4/Sony/Activity

Sony Activity

Every public signal F4 has attached to this firm, with sources and cross-entity links.

Types

Time range

5 investments· APR 2026 – JUL 2026Show all

Investment

Participated in Kotoba Technologies' $10M seed round for real-time voice AI models optimized for East Asian languages.

Kotoba Technologies

Kotoba Technologies Sony

Sony | Activity | F4

businesswire.comJUL 1, 2026

JUL 1, 2026

Investment

Led WeRize's $7M pre-Series C round for AI-powered fintech serving small-city India.

WeRize

entrackr.comJUN 10, 2026

moneycontrol.com

JUN 10, 2026

Investment

Made a strategic investment in Midnight Labs to expand its AI-powered IP enforcement and content-protection platform.

Midnight Labs

Midnight Labs Sony

businesswire.comJUN 10, 2026

JUN 10, 2026

Investment

Participated in CREW Carbon's $25M Series A for wastewater-integrated carbon removal technology.

CREW Carbon

CREW Carbon Sony

crewcarbon.comMAY 15, 2026

MAY 15, 2026

Investment

Participated in Solidroad's $25M Series A round for AI-powered quality assurance and training in customer support.

Solid Road

Solid Road Sony

solidroad.comAPR 16, 2026

APR 16, 2026

New Fund

Launched Sony Innovation Fund 4, targeting at least ¥20bn (~$126M) with new corporate LPs including MUFG Bank, Development Bank of Japan, and Sumitomo Mitsui Banking Corporation.

Sony Innovation Fund 4

sony.comAPR 14, 2026

APR 14, 2026

New Fund

Completed first closing of Sony Innovation Fund 4 L.P., targeting JPY 20+ billion with strategic focus on technology-driven companies aligned with Sony Group.

Sony Innovation Fund 4 L.P.

sony.comAPR 14, 2026

APR 14, 2026

Investment

Led $13M first close of Startale Group's Series A for Soneium blockchain and web3 infrastructure development.

Startale Group

Startale Group Sony

startale.comJAN 28, 2026

JAN 28, 2026

New Fund

Launched AI-powered CVC fund with Global Brain with JPY 10 billion in initial committed capital to drive business collaboration with startups.

Sony Financial Ventures & Global Brain Frontier Fund

globalbrains.comDEC 1, 2025

DEC 1, 2025

Investment

Participated in STAN's Series A round, contributing $2M to the mobile-first social gaming platform.

STAN

pocketgamer.bizNOV 19, 2025

NOV 19, 2025