Kep1erCo-LeaderVocalist
Mashiro
마시로Sakamoto Mashiro (사카모토 마시로)
Former co-leader of Kep1er, active 2022–2024; now leader of the girl group Madein under 143 Entertainment.
- Age
- 26
- Dec 16, 1999
- Height
- 158 cm
- 5′2″
- MBTI
- ISFP
- self-reported
- Debut
- 2022
- with Kep1er
At a glance
Profile
- Stage name
- Mashiro (마시로)
- Birth name
- Sakamoto Mashiro (사카모토 마시로)
- Position
- Co-Leader, Vocalist
- Birthday
- December 16, 1999 (age 26)
- Zodiac sign
- Sagittarius
- Chinese zodiac
- Rabbit
- Height
- 158 cm (5′2″)
- Blood type
- AB
- MBTI
- ISFP
- Nationality
- Japanese
- Birthplace
- Setagaya-ku, Tokyo, Japan
- Representative emoji
- 🦝
- Nicknames
- Shiro, Mashmallow
- Joined
- January 3, 2022
7 facts
About Mashiro
Mashiro trained at JYP and Pledis Entertainment in Korea before joining Kep1er through Girls Planet 999 as co-leader. She left in July 2024 to lead the new group Madein, and made her solo debut in 2026 with the EP 24/11.
- 01
Born in Setagaya-ku, Tokyo; trained at JYP Entertainment from 2016 to 2018 and Pledis Entertainment from 2019 to 2020.
- 02
Finished eighth in the Girls Planet 999 final with 708,149 points and was named Kep1er's co-leader alongside Yujin.
- 03
Trained alongside Itzy's members for two years before Girls Planet 999 and remains close with them.
- 04
Left Kep1er on July 15, 2024, after the group's concerts in Yokohama, once her original contract expired.
- 05
Became leader of 143 Entertainment's girl group Madein, which debuted on September 3, 2024.
- 06
Made her solo debut on August 19, 2026 with the EP 24/11 and lead single "Hotline", featuring Bobby.
- 07
Has acrophobia, and lists sleeping and playing with her cat among her favorite things.
2 tracks
Solo & unit tracks
Songs on Kep1er releases that feature Mashiro on her own or in a unit.
- Studio album
“Highlight”
Unit: Mashiro, Chaehyun, Huening Bahiyyih · Kep1going
- EP
“Tape”
Unit: Mashiro, Chaehyun, Dayeon, Hikaru, Huening Bahiyyih · Magic Hour
6 other members
