Danbooru-based image board with a specialization in high-quality images.

cap endcard hidamari_sketch hiro megane sae taira_tsukune

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Does anyone can finger out the artist? I definitely saw this style before..

There's a list of all the ED illustrators here, though it all depends on which episode this comes from.
Yeah, but I've reviewed all the ending cards of ☆☆☆, and didn't find it..orz I'm goting to see the other seasons.
Oh sorry, I overlooked episode 1..