also: でちゅー · でふ
expression
Cutesy or jocular variant of です, used to sound childish, playful, or endearing. Common in casual online speech, mascot talk, or when imitating small children.
See also: です
わたちはうさぎでちゅ。
I'm a bunny!
これ、おいちいでちゅね。
This is yummy, isn't it?