Nicalis royally dicked Daisuke Amaya on Cave Story's rights, basically stealing them.

If you look on Steam you'll see stuff like Pink Heaven, and Pink Hour, the latter is free and both these titles tie into Kero Blaster. That’s right, the same Studio Pixel that made Cave Story, one of the most well known indie titles, a cornerstone in games, probably Nicalis’ main source of revenue when they’re not milking The Binding of Isaac. Kero Blaster, developed by Pixel (Daisuke Amaya) and Kiyoko Kawanaka, and published by Playism. Gero Blaster's quirkiness and mechanics hold up to Amaya's previous work, and as I rescue the first princess I can't help but wonder what else the Cave Story creator has in store. Kero Blaster ist eine linearer Sidescrolling-Action-Plattformer und bereits für iOS und PCs erhältlich. It all starts with Kero Blaster. Kero Blaster is a game about a frog that works himself near to death daily for a boss he doesn't speak the language of, also made by Daisuke Amaya. (Not as elegant of a title screen as Cave Story, unfortunately.) Ten years after the initial release of Cave Story, Pixel came out with a new game. It all starts with Kero Blaster. Kero Blaster, developed by Pixel (Daisuke Amaya) and Kiyoko Kawanaka, and published by Playism. So yeah, those are some high expectations to live up to.
And four years after its launch, I finally played it. Kero Blaster is a 2014 game by Studio Pixel, published by Playism. Nicalis sort of ruined cave story in a way. (Not as elegant of a title screen as Cave Story, unfortunately.) I don't want to see the UH devs hurt the way he was. Definitely not an allusion to how Nicalis treated him! Kero Blaster ist der erste Titel, den ich seit diesem Wechsel kreierte. And four years after its launch, I finally played it. Studio Pixel made a few things, not just Kero Blaster! Alle Infos zu Kero Blaster: News, Test, Wertung, Preview, Vorschau, Bilder, Videos, Tipps, Guides, Lösungen, Release-Termin und mehr

Pink Heaven Released: 2015 Note: Kiyoko Kawanaka handled mapping, level design, music, and story. Cave Story+ Switch Edition Released: 2017 Note: Ported by Nicalis. it's been 15 years since he first released it, and while its his most popular game, he's already tried making other games (rockfish and kero blaster) Pink Hour Released: 2014 Note: Kiyoko Kawanaka handled mapping, level design, and story.

Ten years after the initial release of Cave Story, Pixel came out with a new game. we have no way to know if pixel still genuinely likes cave story enough to want to put it on other platforms / make spinoffs. Kero Blaster Released: 2014 Note: Kiyoko Kawanaka handled mapping and level design. Kero Blaster! Pixel's Works.