From 父 (tō, “father”) + ちゃん (-chan, “familiar suffix”). (Tokyo) とーちゃん [tóꜜòchàǹ] (Atamadaka – [1]) IPA(key): [to̞ːt͡ɕã̠ɴ] 父(とう)ちゃん • (tōchan) (alternative...
父(と)っちゃ • (totcha) (dialectal) contraction of <span class="searchmatch">父ちゃん</span> (tō-chan, “daddy”) 1984 October 20 [1983 September 15], Motoka Murakami, “約(やく) 束(そく)の巻(まき) [Promise]”...