No photo available. Represent Ryoichi Yamaguchi? Add or change photos at IMDbPro
Down 4,560,420 this week

Ryoichi Yamaguchi

Ryoichi Yamaguchi was born on March 27, 1955 in Hiroshima, Japan. He is an actor, known for Musuko (1991), Wagahai wa neko de aru (1982) and Congratulatory Speech (1985). See full bio »

Is Your Favorite TV Show Returning?

Keep track of the broadcast, cable, and streaming shows you love with our rundown of all this season's renewals, cancellations, and more.

Find out about your favorite TV series

Do you have a demo reel?

Add it to your IMDbPage

Connect with IMDb

How Much Have You Seen?

How much of Ryoichi Yamaguchi's work have you seen?


Jump to: Actor | Self
Hide Hide Show Show Actor (8 credits)
 2015 Seishun tantei Haruya (TV Mini-Series)
- Episode #1.7 (2015)
 2014 Aibô (TV Series)
- Episode #13.5 (2014)
 2006 The Man Who Can't Get Married (TV Series)
- Episode #1.1 (2006)
 1996-1997 B-Fighter Kabuto (TV Series)
Prof. Masaru Osanai / Dr. Masaru Koyamauchi
- The Last Battle (1997) ... Dr. Masaru Koyamauchi
- Shine Genji, the Earth's Power (1996) ... Prof. Masaru Osanai
- Enter!! The Insect Warrior of the Wind (1996) ... Prof. Masaru Osanai
- The Second Generation's a High School Warrior (1996) ... Prof. Masaru Osanai
 1991 Tora-san Confesses
 1991 Musuko
 1985 Congratulatory Speech
Sohachiro Saotome
 1982 Wagahai wa neko de aru (TV Movie)
Wagahai (voice)
Hide Hide Show Show Self (1 credit)
 1989 Uwasa no! Tokyo Magazine (TV Series)

Personal Details


5' 5¾" (1.67 m)

Did You Know?

Star Sign:


Message Boards

Discuss Ryoichi Yamaguchi on the IMDb message boards »

Contribute to This Page