All Nippon Airways (ANA) airplanes are seen at Haneda airport in Tokyo on March 31, 2022. (PHOTO / KYODO NEWS VIA AP)

TOKYO - A flight from Tokyo to the US west coastal city of Seattle operated by Japan's All Nippon Airways had to return to the Haneda airport in Tokyo on Wednesday after a passenger reportedly bit a cabin attendant's arm, local media reported.

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The 55-year-old man, who is believed to be a US citizen, was arrested by Tokyo police upon landing on suspicion of causing injury to the cabin attendant, according to the national news agency Kyodo.

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The incident took place on Tuesday night while the passenger plane, flight 118, was flying over the Pacific, and the motive behind the man's behavior was still unclear.