
John Kojiro Moriwaka — CEO & founder, Silicon Valley Ventures (Tokyo); family-office / VC / PE adviser; adviser to CV VC (Crypto Valley).
John Kojiro Moriwaka (Japanese: Moriwaka Kojiro) is the CEO and founder of Silicon Valley Ventures (Tokyo) and a publicly listed adviser to family offices, VC and PE, with a stated advisory relationship to CV VC (Crypto Valley). He is a Harvard Business School alumnus (PLD - Leadership and Innovation) and an angel in the Harvard Business School Alumni Angels Association. His identity already exists on UnicornsMap.com from the HBS European Alumni Summit Amsterdam 2026 node, where his own account published the venue-day set. For CV Summit 2026 he published the organizer's own 'I'M ATTENDING' attendee card naming him 'Advisor CVVC' and dated 29-30 September 2026. Recorded as an attendee / adviser, NOT as an agenda speaker, and no dossier, pin or net-worth figure is asserted.
Tokyo-based venture firm; his own site confirms the role and his HBS PLD alumnus status. No AUM or fund-size figure is asserted here.
Public OSINT radar only. Not investment advice. Not a prediction engine.