https://www.mangago.zone/read-manga/milk_closet/
https://www.mangago.zone/read-manga/wet_moon/
https://www.mangago.zone/read-manga/ultra_heaven/
https://www.mangago.zone/read-manga/soil/
https://www.mangago.zone/read-manga/fourteen/
^weirdest manga i've ever read
https://www.mangago.zone/read-manga/joshi_kouhei/
^there's a REALLY graphic rape scene in the later chapters. Those chapters aren't on here however
https://www.mangago.zone/read-manga/shin_chimoguri_ringo_to_kingyobachi_otoko/
https://www.mangago.zone/read-manga/ashizuri_suizokukan/
https://www.mangago.zone/read-manga/terumina/
Also if you're fine with oneshots, these are pretty bizarre:
https://www.mangago.zone/read-manga/andy/
https://www.mangago.zone/read-manga/kishibe_no_yume/
https://www.mangago.zone/read-manga/hazel_gretel/
https://www.mangago.zone/read-manga/grass_cricket/
https://www.mangago.zone/read-manga/mugen_tengoku/
https://www.mangago.zone/read-manga/henshin_no_news/
Amazing, thank you so much!
Looking for some really weird seinen (or shounen) manga. Any recs? Weird is open to interpretation