Longest manga/manhwa name that you could find.

https://www.mangago.me/read-manga/i_ll_become_a_villainess_that_will_go_down_in_history_the_more_of_a_villainess_i_become_the_more_the_prince_will_dote_on_me/ i swear japanese manga-naming system is one of a kind. The title is literally the plot lmao

not as long as ^ but its still long https://www.mangago.me/read-manga/moto_sekai_ichi_i_subchara_ikusei_nikki_hai_player_isekai_wo_kouryakuchuu/

https://www.mangago.me/read-manga/since_i_was_reincarnated_as_a_heroine_who_lost_the_profession_of_brave_childhood_friendship_i_changed_jobs_to_a_compounde/

https://www.mangago.me/read-manga/i_was_invited_to_join_the_country_as_an_otherworldly_warrior_but_i_refused_and_decided_to_start_as_a_soldier/ 110 letters (including spaces) and 21 words.
https://www.mangago.me/read-manga/the_villainess_who_has_been_killed_108_times_she_remembered_everything_the_maiden_with_the_ruby_creates_a_miracle/ 117 letters (including spaces) and 19 words.

https://www.mangago.me/read-manga/an_s_ranked_party_s_burden_tamer_i_awoke_my_true_power_by_having_my_familiar_killed_the_exiled_tamer_is_actually_the_only_necromancer_in_the_world_unknowingly_becoming_the_strongest_while_enjoying_this_excess_power/

LMAO I've stroke just by reading the title