NiziULead Vocalist
Riku
리쿠Oe Riku (오에 리쿠)
NiziU’s “energetic squirrel” from Kyoto, a karate black belt who placed second on Nizi Project.
- Age
- 23
- Oct 26, 2002
- Height
- 162 cm
- 5′4″
- MBTI
- ESFP
- self-reported
- Debut
- 2020
- with NiziU
At a glance
Profile
- Stage name
- Riku (리쿠)
- Birth name
- Oe Riku (오에 리쿠)
- Position
- Lead Vocalist
- Birthday
- October 26, 2002 (age 23)
- Zodiac sign
- Scorpio
- Chinese zodiac
- Horse
- Height
- 162 cm (5′4″)
- Blood type
- AB
- MBTI
- ESFP
- Nationality
- Japanese
- Birthplace
- Kyoto Prefecture, Japan
- Representative colour
- Yellow
- Representative emoji
- 🐿️
- Nicknames
- Ku-chan, Kuu
8 facts
About Riku
Riku auditioned for Nizi Project in Osaka and, without a trainee background, rose to second place on the strength of her clear high notes and breath control. She is a lead vocalist and the group’s mood maker. Her official colour is yellow and her NIZOO character is a squirrel.
- 01
She comes from Kyoto Prefecture and auditioned for Nizi Project in Osaka.
- 02
She finished second in the Nizi Project finale.
- 03
She holds a junior black belt in karate at third-dan level.
- 04
Before NiziU she appeared in the music video for Roman Kakumei’s “Ai wa 1/2”, credited as Riku.
- 05
Her official catchphrase introduces her as “NiziU’s energetic squirrel”, and her NIZOO character Richu is a squirrel.
- 06
She shares the AB blood type with no one else in the group.
- 07
She missed the 2022 MAMA Awards in Osaka after testing positive for COVID-19.
- 08
She appeared on the cover of the October 2026 issue of the nail magazine NAILEX.
4 tracks
Solo & unit tracks
Songs on NiziU releases that feature Riku as a solo artist or in a unit.
- Special single
“secret”
Unit: Rio, Maya & Riku · Portfolio
- Special single
“Fairy Magic”
Unit: Riku, Ayaka & Miihi · Portfolio
- Studio album
“Fairy Magic”
Unit: Riku, Ayaka & Miihi · New Emotion
- Studio album
“secret”
Unit: Rio, Maya & Riku (Deluxe Edition) · COCONUT
8 other members
