Manga recommendations

Also, preferably, no useless/dumb/distracting female leads. Solo Leveling (so far) doesn't necessarily have a female lead and I really liked it.

http://www.mangago.zone/read-manga/kumo_desu_ga_nani_ka/
http://www.mangago.zone/read-manga/phantom_school/
http://www.mangago.zone/read-manga/4_cut_hero/ (this one does have a female lead, but its so fucking funny)
http://www.mangago.zone/read-manga/the_devil_king_is_bored/
The Scholar's Reincarnation
The Devil's Boy (too lazy to get the links)

http://www.mangago.zone/read-manga/shikkaku_mon_no_saikyou_kenja/
http://www.mangago.zone/read-manga/tensei_ouji_wa_daraketai/
http://www.mangago.zone/read-manga/hero_i_quit_a_long_time_ago/
http://www.mangago.zone/read-manga/the_master_of_martial_arts_retired_life/ (also has a female lead but i thinks shes bearable)
http://www.mangago.zone/read-manga/tondemo_skill_de_isekai_hourou_meshi/ (this one's good)
http://www.mangago.zone/read-manga/tensei_shitara_slime_datta_ken/
http://www.mangago.zone/read-manga/a_returner_s_magic_should_be_special/ (also has a female lead, but she's fine in my pov)
http://www.mangago.zone/read-manga/super_outcast/?av=1

Thanks for your recommendations! I really like Shikkaku Mon no Saikyou Kenja so far
(●'◡'●)ﾉ

np ヾ(❀╹◡╹)ﾉ~