Suggest me some UNPOPULAR ANIME

here is the criteria:

anime could be a movie or series

anime should be completed(whole story)

its shoukd be english dubbed

No naughty scenes should be there

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my favorite genre:

comedy, action, school, adventure, world building, slice of life

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I've already seen:

barakamon, another, naruto, relife, orange, beasters, death note, aot, psycho pass, classroom elite, promised neverland, your name, flavors, weathering with you, erased, and many more(100+)