Masaru Hamaguchi

Masaru Hamaguchi (濱口 優) is a Japanese comedian and actor from Konohana-ku, Osaka. He is the tsukkomi of the manzai duo, Yoiko, with his partner Shinya Arino.

Career
Hamaguchi and Arino were classmates that graduated high school and formed a manzai duo in 1990. The duo would make their first major televised appearance on Mecha-Mecha Iketeru! in 1996.

Appearances

 * Mecha-Mecha Iketeru! (1996–2018)
 * Ikinaru! Ougon Densetsu.

Personal life
Hamaguchi was born into a family that owns a coffee shop called "Hamayū" (はまゆう) in Konohana-ku, Osaka, named after the poisonous spider lily from his grandfather's love of lily flowers on the beach.

In 2013, Hamaguchi began dating the gravure idol Akina Minami. They got married on May 25, 2018, initially giving birth to a stillborn  before his wife gave birth to a healthy baby, their son in 2022.