Ippon Tagoya | [upd]

Most likely:

The term "Ippon Tagoya" does not appear in standard Japanese martial arts dictionaries, historical texts, or modern sports glossaries. A breakdown of the phrase suggests: ippon tagoya

However, based on the phonetic similarity, the most likely subject is , the captain and setter of Okinawa's Kyoukai-no-Mori Technical High School . Most likely: The term "Ippon Tagoya" does not

Daté’s significance in the story peaks during the Spring Interhigh Arc, specifically during the match between (led by the "Little Giant" Hoshiumi) and Kyoukai-no-Mori . based on the phonetic similarity