From English football. Just like English, there is no specific distinction between soccer and American-style football. However, American-style football is generally termed amerikan futtobōru leaving futtobōru to often refer to soccer.
フットボール (romaji futtobōru)
- a game where one kicks a ball
- (association football): サッカー (sakkā), 蹴球 (shūkyū) (rare)
- (American football): アメリカンフットボール (amerikanfuttobōru), 鎧球 (gaikyū)
- (rugby): ラグビー (ragubī)