noun:

• Chalcolithic period (i.e. the Copper Period) - obscure term ➜ 金石併用時代

noun:

• Age of Discovery - obscure term ➜ 大航海時代

noun:

• Yoshino period (Japan's Northern and Southern Courts period, esp. from the viewpoint of the legitimacy of the Southern Court, 1336-1392 CE) - obscure term ➜ 南北朝時代

noun:

• Yoshino period (Japan's Northern and Southern Courts period, esp. from the viewpoint of the legitimacy of the Southern Court, 1336-1392 CE) - obscure term ➜ 南北朝時代

noun:

• Ordovician period - obscure term ➜ オルドビス紀

noun:

• Pleistocene epoch - obscure term ➜ 更新世

noun:

• present world; present age; transient world; life - obscure term - Buddhism term ➜ 現世

noun:

• Zen monk - obscure term ➜ 禅僧

expression / temporal noun:

• a long time ago - obscure term ➜ 疾っくの昔

noun:

• informal kasaya worn primarily by adherents of Pure Land Buddhism - obscure term ➜ 袈裟

noun:

• New Year's Day - obscure term ➜ 元日

noun:

• bush clover; Japanese clover (any flowering plant of genus Lespedeza) - obscure term ➜ 萩
• Japanese fiber banana (Musa basjoo) ➜ 芭蕉

noun:

• Lysimachia fortunei (species of loosestrife) - obscure term ➜ 沼虎の尾

noun:

• autumn dusk - obscure term
• the end of autumn

expression / godan ~う verb:

• to recover from an illness (and put away one's sickbed) - obscure term ➜ 床を上げる

expression / godan ~る verb:

• to lay out one's bedding - obscure term

noun:

• mu (Chinese measure of land area, formerly ~600 m.sq., currently ~667 m.sq.) - obscure term ➜ 畝【せ】

noun:

• happy slapping - obscure term

noun:

• instrumental conditioning - obscure term

noun:

• autumn rain front; fall rain front - obscure term ➜ 秋雨前線

noun:

• spring rain - obscure term

noun:

• rainy season - obscure term ➜ 梅雨

noun:

• rain shower - obscure term ➜ 俄雨

noun:

• Smilax glabra (species of sarsaparilla, used esp. to refer to its dried rhizome, used in Chinese medicine) - obscure term ➜ 山帰来

noun:

• red fox (Vulpes vulpes) - obscure term ➜ 狐