Will There Be Hajime No Ippo Season 4 Or Not?

Till now there is no announcement of its next season release date but there is a surety that Hajime No Ippo Season 4 will happen.

Hajime no Ippo: The Fighting! TV Series Collection [Anime Review]

Fighting Spirit (TV Series 2000–2002) - Episode list - IMDb

Hajime no Ippo Season 4: Release Date, Characters, English Dub

Hajime no Ippo Review – The Reviewzone Blog

As of today, it has been 9 years since we had an episode of Hajime no Ippo. March 29, 2014 was the release of episode 25 of Rising, the final episode. : r/hajimenoippo

Anime Guide, Wiki Ippo

Hajime No Ippo Creator Reveals Their Emotional Take on Berserk's Finale

COMPLETE Hajime No Ippo Filler List! (OFFICIAL)

Fighting Spirit: Champion Road (TV Movie 2003) - IMDb