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Issei Mamehara

Cast & creator

Issei Mamehara

2002-05-30 (age 24) Website IMDb

Best known for KPOPPED, Fanfare of Adolescence, PRODUCE 101 JAPAN

Also known as: 豆原一成, Issei Mamehara (JO1), 豆原一成 (JO1), 豆原一成 (JO1), JO1

Movies

10

film credits

Series

9

television credits

Career

18

2019–2026 · acting roles

Credit score

6.0

average across scored titles

Signature credits

Known for

Ordered by popularity

KPOPPED

KPOPPED

Self · 2025

Fanfare of Adolescence

Fanfare of Adolescence

Theme Song Performance · 2022

PRODUCE 101 JAPAN

PRODUCE 101 JAPAN

Self – Trainee · 2019

PRODUCE 101 JAPAN

PRODUCE 101 JAPAN

Acting · 2019

SHORT PROGRAM

SHORT PROGRAM

戸志野はじめ · 2022

Across film & television

Filmography (19)

Search filmography

Showing 19 of 19 credits

KPOPPED

KPOPPED

Self

Fanfare of Adolescence

Fanfare of Adolescence

Theme Song Performance

PRODUCE 101 JAPAN

PRODUCE 101 JAPAN

Self – Trainee

PRODUCE 101 JAPAN

PRODUCE 101 JAPAN

SHORT PROGRAM

SHORT PROGRAM

戸志野はじめ

SHORT PROGRAM

SHORT PROGRAM

Super Human Fortress Record of Hiroshi War

Super Human Fortress Record of Hiroshi War

Madness Next Door

Madness Next Door

Recommendations for a Rough Life

Recommendations for a Rough Life

Nobuyuki Yamamoto

Kamen Rider Revice the Movie Spin-Off: Birth of Chimera

Kamen Rider Revice the Movie Spin-Off: Birth of Chimera

Nozomu Otani

Kamen Rider Revice the Movie: Battle Familia

Kamen Rider Revice the Movie: Battle Familia

Nozomu Otani

Bad Boys: The Movie

Bad Boys: The Movie

Tsukasa Kiriki

JO1 the Movie: Unfinished - Go to the Top

JO1 the Movie: Unfinished - Go to the Top

Meters Away, Worlds Apart

Meters Away, Worlds Apart

JO1 THE MOVIE『未完成』-Bon Voyage-

JO1 THE MOVIE『未完成』-Bon Voyage-

Self

Mt. Fuji and Happiness Code

Mt. Fuji and Happiness Code

Takuma Ando

Mount Fuji, Coffee, and the Formula for Happiness

Mount Fuji, Coffee, and the Formula for Happiness

Takuma Ando

JO1 Live Streaming Concert STARLIGHT DELUXE

JO1 Live Streaming Concert STARLIGHT DELUXE

Issei

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Himself