| Native Name: | 渡部 秀 |
| Native Name Lang: | ja |
| Birth Date: | 1991 10, df=y |
| Birth Place: | Yurihonjō,[1] Akita Prefecture, Japan |
| Nationality: | Japanese |
| Occupation: | Actor |
| Years Active: | 2009–present |
| Agent: | G-Star.Pro |
| Height: | 180 cm |
is a Japanese actor, famous for portraying the character Eiji Hino in the 2010 tokusatsu series Kamen Rider OOO.
| Year | Title | Role | Notes | Ref. | |
|---|---|---|---|---|---|
| 2010 | Gekikoi: Unmei no Love Story | Minato Hirose | |||
| Flunk Punk Rumble | Kobayashi | Episode 2 | |||
| Kamen Rider OOO | Lead role | ||||
| 2012 | Mōsō Sōsa: Kuwagata Kōichi Junkyōju no Stylish na Seikatsu | Sentarō Numabukuro | |||
| Jun to Ai | Tsuyoshi Kanō | ||||
| 2013 | Emergency Room 24hours | Yū Saruta | Episode 8 - Final episode | ||
| The Stork Nest | Takashi Yasuda | ||||
| 2014 | Nezumi, Edo o Hashiru | Ichibee Hayazaki | |||
| Shinigami-kun | Naoyuki Sanjō | Episode 1 | |||
| Coffee-ya no Hitobito | Shigeru Nakazato | Episode 4 & Final episode | |||
| Last Doctor: Kansatsui Akita no Kenshi Hōkoku | Yūta Ikeda | ||||
| Shakking: Karei Naru Shakkin Hensai Sakusen | Hidetoki Nakada | ||||
| 2015 | Mondai no Aru Restaurant | Final episode | |||
| Fukuoka Renai Hakusho 10: Jukkaime no Suzu ga Naru Toki | Yuzuru Imai | ||||
| Your Story | Eguchi | Episode 6 | |||
| 2016 | Ōoku | Hyōgo Ōtsuki | |||
| Nezumi, Edo o Hashiru 2 | Ichibee Hayazaki | ||||
| When You Wish Upon A Sakura | Ryo Igawa | Lead role | |||
| 2017–22 | The Woman of S.R.I. | Rota Hashiguchi | Season 16–21 | ||
| 2018 | Love Rerun | Daisuke Sayama | |||
| Seigi no Se | Kōichi Gotō | ||||
| Giver: Fukushū no Zōyosha | Kazuki Onoda | ||||
| Kamen Rider Zi-O | Eiji Hino | Episodes 9 & 10 | |||
| 2019 | Secret × Heroine Phantomirage! | Osamu Hayashida | Episode 19 | ||
| 2024 | Batsukoi | Teruyoshi Sunagoya | [2] |
| Year | Title | Role | Notes | Ref. | |
|---|---|---|---|---|---|
| 2010 | Eiji Hino/Kamen Rider OOO | Cameo | |||
| Eiji Hino/Kamen Rider OOO | Lead role | ||||
| 2011 | Eiji Hino/Kamen Rider OOO | Lead role | |||
| Eiji Hino/Kamen Rider OOO | Lead role | ||||
| Eiji Hino/Kamen Rider OOO | Lead role | ||||
| 2012 | Double Sky! | Dai Miyagawa | Lead role | ||
| Eiji Hino/Kamen Rider OOO | |||||
| Piece: Fragments of a Memory | Tomoki Chino | ||||
| Eiji Hino/Kamen Rider OOO | Cameo | ||||
| 2015 | Attack on Titan | Fukushi | |||
| 2016 | Shūkatsu | Lead role in episode 4 | |||
| 2017 | Brave Storm | Ken Kurenai | Lead role | ||
| Eiji Hino/Kamen Rider OOO | |||||
| 2018 | Shūkatsu 2 | Lead role in final episode | |||
| The Final Parting | Takahiro Kawamura | ||||
| Shūkatsu 3 | Lead role in episode 1 | ||||
| 2019 | Aiuta: My Promise to Nakuhito | Okita | |||
| 2021 | The Woman of S.R.I. the Movie | Rota Hashiguchi | [3] | ||
| 2022 | Tears of Persephone | Lead role | [4] | ||
| Kamen Rider OOO 10th: Core Medal of Resurrection | Eiji Hino/Kamen Rider OOO | Lead role | [5] | ||
| 2023 | Natchan's Little Secret | Moririn | [6] | ||
Under his character name Eiji Hino, Watanabe performed most of the insert themes for the 2010 tokusatsu series Kamen Rider OOO and the theme for the series' film.