Hayase Sou
VTuber NIJISANJI Birthday March 20
Character
This page is about VTuber; the birthday is an official character setting, not a real person's date of birth.
- Birthday (official setting)
- March 20
- Zodiac sign
- ♓ Pisces (calculated from the character's set birthday, not a real person's birthday)
- Type
- VTuber
- Work / Affiliation
- NIJISANJI
- Official links
- NIJISANJI official member page
Want to hold a support event for Hayase Sou?
Character birthday support is typically done through birthday cafés, custom photo booth frames, and support-goods giveaways.
Also born on March 20
- PARK JI WON fromis_9
- RUKA BABYMONSTER
See the full list for March 20 →
Where else to look
FAQ
- When is Hayase Sou's birthday?
- Hayase Sou's birthday is March 20, according to NIJISANJI official member page (a single official source).
- Who is Hayase Sou?
- Hayase Sou is a VTuber from NIJISANJI. Birthday: March 20. This site organizes fan support info for this character — birthday, official links, and support events fans have held.
Sources
This page's birthday comes from a single official source (verified on 2026-07-23):
- NIJISANJI official member page（Official）
See who else has a birthday on March 20 → → View this page in Chinese → Back to character index