Arigatō, Arigatou or in popular culture Arigato (meaning "thank you" in Japanese) may refer to:

• Arigatō (manga) by Naoki Yamamoto
• Arigato (Kokia song)
• "Arigato" (B'z song), 2004
• "Arigatō" (Flow song), 2008
• "Arigatō" (Sekai no Doko ni Ite mo), a 2010 single by Hey! Say! JUMP
• Arigato!, an album by John Davis
• Arigato (Hank Jones album)
• Arigatō (Miyuki Nakajima album), 1977
• Arigatō (Hatsune Okumura album), 2008

• Theca cell tumour
• Thecacera
• Thecacera pacifica
• Thecacera picta
• Thecachampsa
• Thecachampsoides
• The Cactus Album (The Cee/Dee)
• The Cactus Cee/D
• The Cactus Cee/Dee
• The Cactus Kid
• Thecadactylus rapicauda
• The Caddy (Seinfeld episode)
• The cadet honor code
• The Cadets (disambiguation)
• The Cadfael Chronicles
• The Cadillac Man
• The Cadillac, Part 1
• The Cadillac (Seinfeld episode)
• The Cadiz Freedom Swim
• The Cadiz Record
• The Caetés
• The Cafe (2004 talk show)
• The Cafe (Seinfeld episode)
• The Cafe (Seinfield episode)
• The Cafe Terrace on the Place du Forum, Arles, at Night