10 titles the community recommends if you enjoyed Ring ni Kakero.
Knights of the Zodiac
Do Retry
Ashita no Joe: Fighting for Tomorrow
Hajime no Ippo: Fighting Spirit!
Kyojin no Hoshi
Musashi no Ken
Astro Kyuudan
Ore no Sora
Kamisama wa Southpaw
Rokudenashi BLUES
