隅々 (すみずみ, sumizumi) Japanese meaning: every corner | KotomoraHe knows every nook and cranny of the town.
Usage patterns
〈場所〉の隅々まで〈動詞〉to do something to every corner of a place
I cleaned every corner of the room.
隅々まで知っているto know every corner/detail (of a place or subject)
He knows every corner of this town.
隅々まで行き届くfor care or attention to reach every corner/detail
Her hospitality was thorough down to the smallest detail.