Green apple paradise
Here's my list of favorite reads (I don't put anything toxic in here): https://www.mangago.zone/home/mangalist/1166956/?filter=&page=1
More specifically with what you're asking for:
- https://www.mangago.zone/read-manga/the_pizza_delivery_man_and_the_gold_palace/
- https://www.mangago.zone/read-manga/you_and_i_can_t_do_this/
- https://www.mangago.zone/read-manga/fukou_kun_wa_kiss_suru_shika_nai/ (the main character, however, is not a green flag ahahah, but they are a good match)
- https://www.mangago.zone/read-manga/our_sunny_days/
- https://www.mangago.zone/read-manga/harenai_sekai_de_kimi_dake_mieru/
- https://www.mangago.zone/read-manga/there_s_something_wrong_with_my_popularity/
- https://www.mangago.zone/read-manga/romance_but_not_romantic/
https://www.mangago.zone/read-manga/kiyona_yubisaki_bukiyona_tsumasaki/
- https://www.mangago.zone/read-manga/hello_green_days/
(these are all on my list)
TYSMMMM
reading it RN TYSMM
OUR
SUNNY
DAYS
green flag ml recommendations ( for Bl )