All The Babes
Seia Yamada
Also known as 山田せいあ, Gajiramaru Seia, Tezuka Seia, 我侍楽丸せいあ, 手塚星明
Career
Active 2014 – present
Biography
About Seia Yamada
Japanese musician Seia Yamada began her career in 2014 as a founding member of SUPERBABYS, later joining Fruity♥ in October 2014 under the name Tezuka Seia. She graduated from Fruity♥ on July 31, 2017.
In October 2019, she joined Shakadelic as Gajiramaru Seia, graduating in February 2021 when the group disbanded. She also participated in Shakadelic's temporary revival from September to December 2021. Currently, she is a member of Toi Toi Toi. With over a decade in the industry, she has built a following of 118k on Instagram. Standing at 4'12" with a slim build, she is one of the more petite figures in J-pop. Her journey through multiple groups highlights her adaptability as an idol.
Record
Profile details
Personal
- Years Active
- 2014-present (12 years active)
- Birthplace
- Sapporo, Hokkaido, Japan
- Ethnicity
- Asian
Extra
- Instagram Followers
- 118k (as of April 2026)
Frequently asked
What stage names has Seia Yamada used?
She has performed under the names Gajiramaru Seia (with Shakadelic) and Tezuka Seia (with Fruity♥).
How long was she with Fruity♥?
She joined in October 2014 and graduated in July 2017, a tenure of about two years and nine months.
Why did she leave Shakadelic?
She graduated in February 2021, at which time the group disbanded.
Did you know
- She is a founding member of SUPERBABYS.
- Her height of 4'12" is notably petite, and she has a slim build.
- She participated in Shakadelic's temporary revival in late 2021 after the group had disbanded.
More Japanese Musician: J-pop Idol profiles
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