Josan-she's, Inc.
A maternal-care service connecting families and maternity hospitals with qualified midwives.
¥400MSeries A
LeadWF
WPower Fund I
mpower-partners.com ↗Activity from announced rounds
Activity in this selectionOct 24, 2026 · Healthtech · Jul 27, 2026
MPower-managed venture fund supporting women founders and businesses advancing women’s well-being in Japan.
Mandate and recorded activity
WPower Fund I is a venture fund managed within MPower’s investment platform. Its mandate focuses on women entrepreneurs and businesses addressing women’s well-being, care work, economic independence and wider participation in society in Japan.
RoundOS records include its participation in SiccaNova Therapeutics’ Series A and its lead role in Josan-she’s financing. Those entries show activity in drug development and maternity care within the recorded selection; the fund’s own portfolio covers additional companies.
Sources
- Rounds participated in
- 1
- Confirmed lead rounds
- 1 All roles disclosed
- New companies
- 1 First participation on record · 0 follow-on
- Funding in participating rounds
- $2.6M 1 disclosed · full round size, not this investor’s share