Yo-kai everyday until alpharad plays it (UGAT)さんのイラストまとめ

Day 169 & 170: Chocobonyan and Mooglenyan

Chocobonyan is just Jibanyan riding a Chocobo from Final Fantasy, while Mooglenyan is a reference to the Moogle, the second mascot of the Final Fantasy series.

Day 166: Thurston

Thurston is based on the legendary oni king Shuten-dōji, which is a nickname meaning "little drunkard". He is noteworthy in being one of Japan's three most evil youkai along with Emperor Sutoku, and the nine-tailed kitsune Tamamo-no-Mae.

Day 164: Jibanyan Liu Bei

Jibanyan Liu Bei is based on Liu Bei, an important historical figure in China's Three Kingdoms Period and one of the grand generals.

Day 154: Kittylumbus

Kittylumus' japanese name, "Necolumbus" is a portmanteau of neko, the Japanese word for "cat", nekorobu to lie down, and 'Christopher Columbus' (koronbusu), who is generically regarded as the discoverer of America, though untrue.

Day 153: Why Naant

Why Naant's appearance is heavily based off TV Tokyo's mascot Nanana, who was created in conjunction with the 50th anniversary of the network.

Day 71: Don-chan

Its just Don-chan

Day 8: Slimamander

Slimamander is based on the nozuchi, a snake-like youkai with a thick, hairy body resembling a mallet in shape. It feeds on small wildlife and travels down the mountains it inhabits by biting on its tail and tumbling down slopes.