Tsukasa, most often written 司 or by its hiragana つかさ is a Japanese given name and surname, and can also be written with other kanji, such as 官, 官, 首, 宰 or 吏, or written in katakana, ツカサ and may refer to:

Females:

• Yoko Tsukasa (司 葉子, born 1934), Japanese actress
• Tsukasa Aoi (葵 つかさ, born 1990), Japanese gravure idol
• Tsukasa Fujimoto, Japanese professional wrestler and actress
• Tsukasa Yoshida (芳田 司, born 1995), Japanese judoka

Males:

• Tsukasa Akimoto (秋元 司, born 1971), Japanese politician
• Tsukasa Dokite, animator and character designer
• Tsukasa Endo (born 1961), Japanese long-distance runner
• Fujinoshin Tsukasa (富士乃真 司, born 1960), Japanese sumo wrestler
• Tsukasa Fushimi (伏見 つかさ, born 1981), Japanese writer
• Tsukasa Hirano (平野 司, born 1983), Japanese triathlete
• Tsukasa Hojo, Japanese manga artist and writer
• Tsukasa Hosaka (保坂 司, 1937–2018), Japanese footballer
• Tsukasa Iwamoto (岩本 司, born 1964), Japanese politician
• Tsukasa Kobiki (木挽 司, born 1958), Japanese politician
• Tsukasa Kobonoki (born 1991), Japanese footballer
• Tsukasa Kotobuki, Japanese character designer
• Tsukasa Masuyama (益山 司, born 1990), Japanese footballer
• Tsukasa Morimoto (森本 良, born 1988), Japanese footballer
• Tsukasa Morishima (森島 司, born 1997), Japanese footballer
• Tsukasa Ozawa (小澤 司, born 1988), Japanese footballer
• Tsukasa Saito, Japanese comedian
• Shinobu Tsukasa, Japanese yakuza lord
• Tsukasa Sonobe Japanese rower
• Tsukasa Shiotani (塩谷 司, born 1988), Japanese footballer
• Tsukasa Tawada (多和田 吏, born 1965), Japanese video game composer and sound effects designer
• Tsukasa Umesaki, Japanese footballer
• Tsukasa Watanabe, Japanese golfer
• Tsukasa (born 1985), Japanese drummer

Fictional characters

• Tsukasa (.hack), a character in the anime series .hack//Sign
• Tsukasa Ayatsuji, a character in the video game Amagami
• Tsukasa Domyoji, a character in the manga series Hana Yori Dango
• Tsukasa Hiiragi, a character in the manga series Lucky Star
• Tsukasa Shishio, a character in the manga and anime series Dr. Stone
• Tsukasa Kadoya, a character in the television series Kamen Rider Decade
• Tsukasa Mizugaki, a character in the television series Plastic Memories
• Tsukasa Myojin, a character in the television series Kaitou Sentai Lupinranger VS Keisatsu Sentai Patranger.
• Tsukasa Nishino, a character in the manga series Ichigo 100%
• Tsukasa Yugi, a character in the manga and anime series Jibaku Shounen Hanako-kun
• Tsukasa, a dog from the horror video game Forbidden Siren 2
• Tsukasa Yuzaki, a character in the manga and anime series Tonikaku Kawaii
• Tsukasa Tenma, a character in the game "Project Sekai", a member of the WonderlandsxShowtime unit
• Tsukasa Ebisu, a character in the Revue Starlight franchise
• Tsukasa Suou (朱桜 司), a character in the Ensemble Stars! franchise