
If you're looking for anime similar to Samejima, Saigo no Juugonichi, you might like these titles.
A "small" new student, Ushio Hinomaru, appears before the weak little sumo club of Oodachi High School. The words "big" and "heavy" are the rules to this sport, which does not fit this newbie one bit, but Ushio surprises everyone. Ushio and the small sumo club climbs its way to the top with a goal to reach the highest rank, Hinoshita Kaisan.
A teenage school dropout finds new meaning in life when he discovers sumo wrestling, heading off to Tokyo for the bright lights and training with an aging master of the sport.
The story follows Matsutarou Sakaguchi, a giant roughneck man with strength far beyond ordinary people. He never uttered words like "work hard," "strive," and "dream" like the typical shonen manga protagonist. However, he is stronger than anyone and peerless in sumo wrestling. His greatest weakness is his own carefree personality. He grows into a full-fledged sumo westler.
Enter the semi-futuristic world of Neo Pro Wrestling -- wrestling that uses specially powered armored suits to boost a fighter's capabilities. Miku is an average teenage girl with the intent on becoming the best ever, even surpassing her idol, Aquamarine. Along with her teammates: Ginko, Sayaka, and Nana, the Pretty Four, can they go from rookies/pop idols to the champions of Neo Pro Wrestling?