Isobe Isobee Monogatari: Ukiyo wa Tsurai yo (2015)
Japanese title: 磯部磯兵衛物語 〜浮世はつらいよ〜
Type: ONA
Source: Manga
Episodes: 33
Status: Finished Airing
Aired: Dec 12, 2015 to 2016
Duration: 30 sec per ep
Rating: PG-13 - Teens 13 or older
Studios: Gathering
Genres: Comedy
Themes: Gag Humor, Historical
Demographics: Shounen

Isobe Isobee is a lazy, slacker samurai with big dreams. He lives with his mother, who thinks highly of him. He lays around the house, sneakily looks at Edo-period pornography without his mother noticing, naps at school... but he plans to become a respectable samurai one day!

(Source: MangaHelpers)