adjectival nouns or quasi-adjectives (keiyodoshi)adverb taking the 'to' particlenoun (common) (futsuumeishi) busy;hurried;rushed

expressions (phrases yours sincerely;yours in haste

adjectival nouns or quasi-adjectives (keiyodoshi)noun (common) (futsuumeishi) archaic simple;brief;quick

expressions (phrases yojijukugo days and nights passing by quickly;months and years flying by;time flies