reccs where a delinquent has a gap moe (looks intimidating but is actually a softie cutie ...

Here

Shima-chan Chi no Tsugai Jijou
Megumi and Tsugumi
Save me gently
Mochizuki-san ka no Yankee
Hikaeme ni Itte mo, Kore wa Ai

Chapter 4-5 of this series.
https://www.mangago.zone/read-manga/the_dreaming_trainer_s_ideal_master/uu/br_chapter-104821/pg-1/

Outsider communication
https://www.mangago.zone/read-manga/outsider_communication/

https://www.mangago.zone/read-manga/nirameba_koi/
https://www.mangago.zone/read-manga/tadatada_suki_to_iu_dake_de/
https://www.mangago.zone/read-manga/eyes_speak_more_love_than_the_mouth/
https://www.mangago.zone/read-manga/terano_kun_to_kumazaki_kun/
https://www.mangago.zone/read-manga/otome_yankee_wa_unmei_no_hito_wo_matsu/
https://www.mangago.zone/read-manga/you_re_my_princess/
https://www.mangago.zone/read-manga/karasugaoka_don_t_be_shy/
https://www.mangago.zone/read-manga/sankaku_twilight/
https://www.mangago.zone/read-manga/nitta_kun_chuuihou/

https://www.mangago.zone/home/mangalist/476814/?filter=&page=9 #87-8