Ōtsuka

Ōtsuka (大塚 or 大束, lit. "large mound" or "large bundle" (respectively)) is a Japanese surname. Alternative transliterations include Otsuka and Ohtsuka. Notable people with the surname include:

• Ai Otsuka (大塚 愛, born 1982) Japanese pop singer from the Kansai region
• Akinori Otsuka (大塚 晶則, born 1972) Japanese baseball player
• Akio Ōtsuka (大塚 明夫, born 1959) Japanese voice actor, son of Chikao Ohtsuka
• Chihiro Otsuka (大塚 ちひろ, born 1986) Japanese actress
• Chikao Ōtsuka (大塚 周夫, 1929–2015) Japanese voice actor, father of Akio Ohtsuka
• Hirofumi Otsuka (大塚 博文, born 1947), Japanese speed skater
• Hironori Ōtsuka (大塚 博紀, 1892–1982) the creator and first Grand Master of the Japanese karate style Wado-ryu
• Hōchū Ōtsuka (大塚 芳忠, born 1954) Japanese voice actor
• James Otsuka (1921–1984) famous war tax resister
• Julie Otsuka (born 1962) Japanese American author
• Michael Otsuka (born 1964) London-based academian
• Miyako Ōtsuka (大塚 宮子, born 1953), Japanese basketball player
• Miyu Otsuka (大塚 美優, born 1994), Japanese swimmer
• Motoyuki "Morrie" Ōtsuka (大塚 基之, born 1964) Japanese singer-songwriter
• Tadashi Ohtsuka (大束 忠司, born 1978) Japanese badminton player
• Takeo Otsuka (大塚 武生, born 1966) Japanese professional wrestler also known as Men's Teioh or Terry Boy
• Yasuo Ōtsuka (大塚 康生, born 1931) former animator who worked with Toei Animation
• Yuto Otsuka (大塚 裕土, born 1987), Japanese basketball player