However, the evil creatures are strong, they all disappear after this mental hospital, and even without dignity, they are reduced to ingredients and pets.

So it just depends on where you want to start. A brief description of the manhua The Strong Man From The Mental Hospital: This is a world where evil creatures are gradually rampaging. So if you want to start from there, then you might want to start at Round 416 (in volume 47). Some things it cuts out, training for the Shimabukuro fight, some on Sendo and Sawamura's meeting, the Ippo and Imai spar, Ippo investigating Takamura's eye issue, and a few other little things. However, this season has left quite a bit of material out of it to where it is actually worth it to read everything from the beginning. You will have about 45 volumes worth of material to read in order to catch up to the current chapters. So if you want to read, where that 'ends' then you might want to start around Round 557 which is in volume 61.

So the current season should have ended after the David Eagle fight. It follows the story of high school student Makunouchi Ippo, as he begins his career in boxing and over time obtains many titles and defeats various opponents. (Anime wise, it should have been made around episode 25 of New Challenger.and Round 399 in the manga.) Instead it was put in after the David Eagle fight. When did Hajime no Ippo manga come out Serialized by Kodansha in Weekly Shnen Magazine since 1989 and collected in over 123 tankbon to date. There are a couple of different answers to this because the Kamogawa and Nekota Flashback was suppose to take place after the Hawk fight.

What happened to hajime no ippo manga