(historical) Synonym of 准大臣 (Jun-daijin): title of an honorary grand minister equal to a vice-daijin; in the same honors between the 内大臣 (naidaijin, “minister of the center”) and the 大納言 (dainagon, “upper counselor”)

a courtesy name of Takashina no Kishi/Takako, Heian-period poet

“a hundred days of sermonizing, one fart” → a metaphor for how something that one has put great effort into can come to nothing after even a slight mistake, much as a hundred days of serious spiritual study can be lost to the winds

among the Thirty-Six Stratagems, nothing beats fleeing

(idiomatic) living a life without achieving anything great

(idiomatic) sow the wind, reap the whirlwind

(lit. one eye, two legs/feet, three courage, four power) "first, eyes, second, feet, third, courage, fourth, power". The essentials of [kendo] in descending order of importance

(literally) plan your day during the morning, plan your year during New Year's / early planning is the key to success

mutetrahedron

Kyūjitai form of 六角六片三角孔ねじれ正多面体: mutetrahedron