Kanji 子 child, sign of the rat, 11PM-1AM 及 reach out, exert, exercise 仔 offspring (animal), detailed, fine Related words 問もん 題だい ない Modern, neutral way to say 'there is no problem'. 子細に及ばず is archaic and carries a dismissive or formal tone.
詳くわ しくは 言い うまでもない Modern phrase meaning 'it goes without saying in detail', similar in meaning but not a fixed archaic expression.
Written forms 子し 細さい に 及およ ばず
Archaic fixed expression; the kanji 子細 is an older spelling for 仔細 .
仔し 細さい に 及およ ばず
Archaic fixed expression; 仔細 is the more common kanji form for 'details' in modern Japanese, but the phrase itself is archaic.
Etymology The phrase combines 子細 /仔細 (details, circumstances) with 及ばず (negative of 及ぶ , 'to reach'), literally 'it does not reach the details', i.e., there is no need to go into them. The exact historical derivation is uncertain, but it was used in formal or samurai speech.
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