Not all of them. The trio under Colonel Sanders (Three Dango Brothers, maybe?) and the one at the very bottom right (I keep thinking it's an anthropomorphic stag beetle, for some reason) aren't in that post.
Boukun HabaneroDango 3-Kyoudai (3 Dango Brothers)Ronald McDonaldWally/WaldoHamburglarAyanami ReiColonel SandersBibendumProfessor LaytonMovie ThiefRilakkumaBob RossDanboHello KittyKyoro-chanBoss CoffeeGachapinMickey MouseBarbapapaPatliteGlico-manHikonyanConnieMukkuLion-chanMuminDuke TogoNarikinDemon Kogure KakkaGorori Character from Tsukutte Asobo.Unnamed punkish mascot on the package for the cheap snack "Taratara Shiten'ja Nee Yo" (roughly, "Ain't No Sweat"). Likely made from tara (cod, haddock, or related gadid fish), the snack has a very spicy "ethnic" flavor, so the name's meant to evoke enduring the heat.Snufkin/ SnusmurikenKewpie dollJigoku no Misawa Artist with a peculiar art style which inspires meme-level imitation.GuriGuraKarl Ojisan Mascot of the Carl brand snack foods, which are roughly like Cheetos.Black JackGrandma Mascot for Obaachan no Potapotayaki (Grandma's Rice Crackers)Paul Palgen
the Cardboard Box Gundam.