Responses
Oshi ga Budoukan Ittekuretara Shinu
Re: Cutie Honey
Mnemosyne: Mnemosyne no Musume-tachi
Noir
El Cazador de la Bruja
Harmony (movie)
Mahou Shoujo Lyrical Nanoha (not until Season 3, StrikerS, when there's a timeskip and then they're adults)
VTuber Nandaga Haishin Kiri Wasuretara Densetsu ni Natteta (not really a GL but a lot of characters are lesbians, including the MC)
New Game! (also not a GL but there is a lesbian side couple)
Devilman Lady (same author as Devilman Crybaby, so be warned of some weird shit, there's a lot of fuckass rape)
Miss Kobayashi's Dragon Maid (beware of loli and shota characters + weird child-adult relationship)
Any other adult mc GL like "otherside picnic" ANIME
Smut nonsmut doesn't matter
But adult character should be mc