Tadashi

Tadashi (Kanji: 正, 禎, 忠, 荘, 匡史, 理 Hiragana: ただし), Japanese masculine name, may refer to :

• , the first aikido master to live and teach in the west
• , Japanese rower
• , Japanese manga story writer, novelist and screenwriter
• , Japanese wrestler
• Tadashi Ehara, Japanese game designer
• Tadashi Endo (1947–2025), Japanese butoh dancer
• Tadashi Fukami, Japanese-American ecologist
• , Japanese equestrian
• , Japanese retired long-distance runner
• , Japanese sailor
• , Japanese general in the Imperial Japanese Army
• , Japanese ophthalmologist
• , Japanese basketball coach
• , Japanese former backstroke swimmer
• , Japanese Paralympic athlete
• , Japanese paralympic athlete
• , first Japanese woman to gain a pilot's licence
• , Japanese film critic
• , Japanese sailor
• , Japanese film director
• , Japanese politician
• , a Japanese yakuza boss
• , baseball catcher for the Tohoku Rakuten Golden Eagles
• , Japanese painter, draftsman and mold maker
• , Japanese folklorist and linguist
• , Japanese officer, ace fighter pilot, and leader in the Imperial Japanese Navy
• , Japanese general in the Imperial Japanese Army
• , Japanese cyclist
• , a Japanese plasticist
• , Japanese manga artist
• , Japanese professional golfer
• , Japanese politician
• , Japanese former football player
• , Japanese businessman
• , Japanese politician
• Tadashi Lometo, Marshallese politician
• , Japanese high-ranking Imperial Japanese Navy officer
• , Japanese governor
• , Japanese politician
• , Japanese artist
• , Japanese painter
• , Japanese musician and record producer better known as "Kisaki"
• , Japanese boxer
• , a Japanese voice actor
• , Japanese conductor and flautist
• , Japanese politician
• , Japanese mixed martial artist
• , Japanese hurdler
• , Taiwanese-born Japanese mathematician
• , Japanese biathlete
• Tadashi Nakamura (filmmaker) (born 1980), American documentary filmmaker
• , Japanese former football player and manager
• , Japanese karateka
• , Japanese actor, voice actor and narrator
• , Japanese woodblock print artist
• , Japanese mathematician
• Tadashi Negishi (1912–1985), Japanese rower
• Tadashi Nishimatsu, Japanese hairstylist
• , Japanese speed skater
• , Japanese football manager
• , Japanese former cyclist
• , Japanese badminton player
• , Japanese professional shogi player
• , Japanese boxer
• , Japanese rower
• , Japanese central banker
• , Japanese engineer
• Tadashi Sasaki (musician) (born 1943), Japanese classical guitarist
• , American artist
• , Japanese Army officer and politician
• , Japanese kickboxer
• , Japanese film director and theatre director
• , Japanese baseball player
• , Japanese photographer
• , Japanese rower
• , Japanese communist politician
• , Japanese fencer
• , American-based Japanese fashion designer
• , Japanese academic, civil engineer and writer
• , Japanese Nippon Professional Baseball player
• , Japanese video game designer and producer
• , Japanese major general in the Imperial Japanese Army
• , Japanese avant-garde theatre director, writer and philosopher
• , Japanese photographer
• , Japanese theoretical physicist
• , Japanese former professional football player
• , Japanese mathematician
• , Japanese retired boxer
• , Japanese economist and politician
• , Japanese/American baseball player
• , Japanese computer engineer
• , Japanese internationalist
• , Japanese triple jumper
• , Japanese former Team Principal of the Toyota Racing Formula One
• , Japanese American martial artist
• , Japanese composer
• , Japanese billionaire and richest man in Japan
• , Japanese actor
• , Japanese director

Fictional characters

• Tadashi Hamada, a character from Big Hero 6
• , a character from anime series S.A: Special A
• , a character from Haikyuu with the position of middle blocker from Karasuno High