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 Ohtsuka (大塚 周夫, 1929–2015), Japanese voice actor, father of Akio Ōtsuka Gen Ōtsuka (大束 元, 1912–1992), Japanese photographer Hirofumi Otsuka (大塚 博文, born 1947), Japanese speed skater Hironori Ōtsuka (大塚 博紀, 1892–1982), 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), 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 Noyuri Otsuka (1924–2019), Japanese Christian scholar and researcher Tadashi Ohtsuka (大束 忠司, born 1978), Japanese badminton player Tarō Ōtsuka (大塚 太郎, 1868–?), Japanese garden designer: see T. R. Otsuka T. R. Otsuka (1868–?), Japanese garden designer , Japanese volleyball 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), animator Yuto Otsuka (大塚 裕土, born 1987), Japanese basketball player Sae Ōtsuka (大塚 紗英, born 1995), Japanese voice actor, singer Japanese-language surnames