noun:

• rapid pace at which the information technology field moves - From English "dog year"
• dog's ear ➜ ドッグイヤ

noun:

• first half of a tea ceremony (in which the charcoal is set and light food served) ➜ 後座【ござ】

noun:

• orthographical variants; words with the same pronunciation and meaning, but different written forms; spelling inconsistency

noun:

• yoko-shiho-gatame (judo hold in which the opponent's shoulders and hips are pinned) - Martial Arts term

noun:

• bi (ancient Chinese artifact; flat jade or glass disc with a circular hole in the centre)

noun:

• blessing of heaven; hand in which the dealer goes out on their initial deal - Mahjong term - From Chinese

noun:

• shoemaker spinefoot (Siganus sutor, species of rabbitfish from the western Indian Ocean)

noun:

• dusky spinefoot (Siganus luridus, species of rabbitfish from the Western Indian Ocean)

noun:

• marbled spinefoot (Siganus rivulatus, species of rabbitfish from the western Indian Ocean)

noun:

• Ctenopoma; genus of freshwater climbing gouramies with terrestrial locomotion ability in the family Anabantidae

noun:

• balloon shark (Cephaloscyllium sufflans, species of catshark from the western Indian Ocean)

noun:

• Apristurus (genus of catshark in the family Scyliorhinidae known as ghost or demon catsharks)

noun:

• small toy bow that can be shot while sitting, popular in the Edo period

noun:

• Edo period office in charge of compiling the koyomi, astronomical measurements, surveying, translating Western books, etc. - archaism

noun:

• traditional Japanese fire extinguisher (bamboo pole with a clump of rope attached at the end)

noun:

• stink bomb; foul odour emitted from the anal sacs of a frightened weasel
• final desperate tactic - idiom

noun:

• stink bomb; foul odour emitted from the anal sacs of a frightened weasel
• final desperate tactic - idiom

noun:

• aural highlight of a noh play in which the main actor remains seated ➜ 曲【くせ】・仕手

noun:

• swellshark (Cephaloscyllium ventriosum, species of catshark in the Eastern Pacific) ➜ アメリカナヌカザメ

noun:

• single kanji that is read twice (with different pronunciations) in the Japanese reading of Chinese texts - e.g. 将 is read as「まさに...んとす」

expression / noun:

• Rumble in the Jungle; Foreman vs. Ali boxing match, Oct. 30, 1974; Kinshasa Miracle [literal]

noun:

• last death anniversary for which there is a memorial service held (usu. the 32nd or 49th) - Buddhism term ➜ 弔い上げ

noun:

• ABCD encirclement; embargoes against Japan by America, Britain, China, and the Dutch starting in 1940

noun:

• magistrate in charge of finding out and converting hidden Christians (during the Edo period)

noun:

• (one of) the eight earliest and most prestigious high schools (Meiji period) - From English "number school"