Yudai Chiba

is a Japanese actor and model. He is under the Japanese talent Agency Japan Music Entertainment. He is known for playing as Alata (Gosei Red) in Tensou Sentai Goseiger and its movies. He reprised this role in a voice-only appearance in '.

• Tensou Sentai Goseiger (2010–2011) – Alata/Gosei Red
• Ouran High School Host Club (2011) – Mitsukuni Haninozuka
• Runaway: For Your Love (2011) – Toshio Inui
• Fallen Angel (2012) – Kuma-chan
• Shirato Osamu no Jikenbo (2012) – Shirato Osamu
• Princess of the Frog (2012) – Shinobu Takagaki
• Kuro no Onna Kyoshi (2012) – Ryohei Mochizuki
• Taira no Kiyomori (2012) – Emperor Takakura
• Resident - 5-nin no Kenshui (2012) – Minato Miyama
• Take Five (2013) – Yano Shoutarou
• Summer Nude (2013) – Yoneda Haruo
• Eve in Love (2013)
• Shitsuren Chocolatier (2014) – Daisuke Nakamura
• Water Polo Yankees (2014) – Tomoki Kimura
• The File Of Young Kindaichi Neo (2014) – Kentaro Kato (Ep 3–4)
• I'm Taking the Day Off (2014)
• Kazoku no Katachi (2016) – Haruto Irie
• Your Home Is My Business! (2016) – Satoshi Adachi
• Warotenka (2017) – Shin'ichi Fujioka
• Ani ni Ai Saresugite Komattemasu (2017) – Takane Serikawa
• ' (2017) – Akio Inaba
• ' (2018)- Matsuya Kusunoki
• ' (2018) – Ilima (voice)
• Ieyasu, Edo wo Tateru (2019)
• The Sunflower on the Shogi Board (2019) – Keisuke Kamijō
• ' (2019) – Ryu Naruse
• Likes! Mr. Genji (2020) – Hikaru Genji
• Double (2022) – Takara
• The Laughing Salesman (2025)
• Strobe Edge (2025–26)

• ' (2010) – Alata/Gosei Red (voice only)
• ' (2010) – Alata/Gosei Red
• ' (2011) – Alata/Gosei Red
• Gokaiger Goseiger Super Sentai 199 Hero Great Battle (2011) – Alata/Gosei Red
• Tensou Sentai Goseiger Returns (2011) – Alata/Gosei Red
• ' (2012) – Gosei Red (voice only)
• Gekijoban Oran Koko Hosutobu (2012) – Mitsukuni Haninozuka
• Ao Haru Ride (2014) – Kikuchi Toma
• Bakumatsu Kokosei (2014) – Shintaro Numata
• Mr. Maxman (2015) – Masayoshi Taniguchi
• Tsuugaku Series Tsuugaku Densha (2015) – Harukawa Tanaka
• Tsuugaku Series Tsuugaku Tochu (2015) – Harukawa Tanaka
• Kurosaki-kun no Iinari ni Nante Naranai (2016) – Takumi Shirakawa
• The Magnificent Nine (2016) – ChÅ«nai Chisaka
• Unrequited Love (2016) – Kaname
• My Brother Loves Me Too Much (2017) – Takane Serikawa
• The Dark Maidens (2017)
• ' (2017) – Okuto Morizono
• ReLIFE (2017) – Ryō Yoake
• ' (2017) – Masumi Okuyama
• ' (2017) – Touma Tsukinami (voice)
• Louder!: Can't Hear What You're Singin', Wimp (2018) – Sakaguchi
• Run! T High School Basketball Club (2018)
• Stolen Identity (2018) – Manabu Kagaya
• The 47 Ronin in Debt (2019) – Isoda TakedayÅ«
• No Longer Human (2019) – Kaoru Ōta
• Stolen Identity 2 (2020) – Manabu Kagaya
• One Summer Story (2021) – Akihiro Moji
• To the Supreme! (2022) – Tomu Hoshikawa
• Stolen Identity: Final Hacking Game (2024) – Manabu Kagaya
• Osomatsu-san: Jinrui Kuzu-ka Keikaku!!!!!? (2026)

Japanese dub

• Hop (2011) – Fred O'Hare
• Peter Rabbit (2018) – Peter Rabbit
• ' (2021) – Peter Rabbit