births
Wajima Hiroshi, Japanese sumo wrestler, the 54th Yokozuna (died 2018)

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Wajima Hiroshi
Japanese sumo wrestler
Wajima Hiroshi was a Japanese professional sumo wrestler from Nanao, Ishikawa. He was the sport's 54th yokozuna and is the first wrestler with a collegiate background to reach its highest rank. Entering professional sumo in January 1970, he won a total of 14 tournament…Source: Wikipedia (CC BY-SA)
Makuuchi
Highest-ranking of the six divisions of professional sumo
Makuuchi (幕内), or makunouchi (幕の内), is the top division of the six divisions of professional sumo. Its size is fixed at 42 wrestlers (rikishi), ordered into five ranks according to their ability as defined by their performance in previous tournaments.Source: Wikipedia (CC BY-SA)