Bl with Academic rivals

https://www.mangago.zone/read-manga/junketsu_drop/

Not really academic rivals but rivals in school

https://www.mangago.zone/read-manga/mihanada_pectolite/

In addition to above, here are some more Hope you enjoy dear!
https://www.mangago.zone/read-manga/checkmate_1/
https://www.mangago.zone/read-manga/you_and_i_can_t_do_this/
https://www.mangago.zone/read-manga/contradict/
https://www.mangago.zone/read-manga/pride_ni_kiss/
https://www.mangago.zone/read-manga/fake_fact_lips/
https://www.mangago.zone/read-manga/omae_no_koi_wa_ore_no_mono/
https://www.mangago.zone/read-manga/hanakoi_tsurane/
https://www.mangago.zone/read-manga/yuutousei_wa_mi_no_hodo_shirazu/

Please click the + to see the full list