Ellipsis of ご馳走様でした (ごちそうさまでした).

皆さま: everybody, everyone

arrowslit / narrow gap

皆さま: everybody, everyone

we are in the same boat

Kyūjitai form of 貴様 (“you, you SOB, you bastard”)

The hiragana syllable む (mu). Its equivalent in katakana is ム (mu). It is the thirty-third syllable in the gojūon order; its position is ま行う段 (ma-gyō u-dan, “row ma, section u”).

Used to indicate a mumbling sound.

(Classical Japanese, after mizenkei) Used to form the volitional form of verbs, equivalent to modern う (-u > -ō) / よう (-yō).

conjecture about a presently occurring situation that the speaker has no direct knowledge about