noun:

• erotic photograph (on a computer, mobile phone, etc.) - abbreviation - slang ➜ エロ画像

noun:

• dazaifu (under the ritsuryo system, governmental office with jurisdiction over Kyushu, Iki and Tsushima) ➜ 律令制

noun:

• full screen (display on computer) - IT term
• full screen (video release of widescreen movie resized for 4:3 image display)

godan ~む verb / transitive:

• to rub in (e.g. cream into the skin)
• to grind and mix (e.g. pepper into miso)

noun:

• stick used to drive off birds (during the New Year's procession) - archaism ➜ 鳥追

noun:

• moyamoya disease (rare, progressive cerebrovascular disorder caused by blocked arteries in the basal ganglia)

noun:

• draining blood from a live fish (from above the gills and at the base of the tail) to keep it fresh ［いきじめ］ ➜ 活け締め【いけじめ】
• fasting fish for several days to preserve flavour and quality (and reduce mortality during transport) - esp. いきしめ ➜ 活け締め【いけじめ】
• killing fish in a fishtank (immediately before cooking); fish killed in a fishtank - esp. いきしめ ➜ 活け締め【いけじめ】

expression:

• financially ruining oneself by overindulging in food and drink (as a fabled tendency of the people of Osaka) ➜ 京の着倒れ・食い倒れ

noun:

• Festival of Emperor Jimmu (formerly held annually on April 3rd, the supposed day of his death)

noun:

• unexpectedly strong snowstorm (for the region, etc.); sudden snowstorm ➜ ゲリラ

expression / ichidan verb:

• to polish up (on); to refine; to hone; to round out
• to polish (by rubbing)

noun:

• cow spot pattern (as on the hide of a cow); cow-skin pattern

noun:

• Hypogaleus (genus whose sole member is the blacktip tope, Hypogaleus hyugaensis, a hound shark of the family Triakidae)

noun:

• distilled alcohol (sometimes added in the production of sake)

noun:

• Matsuo Basho remembrance day (12th day of the 10th lunar month, associated with the change of the seasons)

noun:

• genealogy (the study)

noun / ~する noun:

• lack of registration (in the census register)
• buying a geisha or prostitute her contractual freedom ➜ 身請け

noun:

• Rigel (star in the constellation Orion); Beta Orionis - Astronomy term

noun:

• Koutai Shrine (the inner shrine of Ise Shrine) ➜ 内宮

noun:

• Purple Forbidden Enclosure (group of constellations in the northern sky associated with the emperor) - abbreviation ➜ 紫微垣

noun:

• vijnapti-matrata (theory that all existence is subjective and nothing exists outside of the mind) - Buddhism term

noun:

• sty (on the eyelid); hordeolum

noun:

• Alcyone (star in the constellation Taurus, brightest of the Pleiades); Eta Tauri - Astronomy term

noun:

• highest ranking prostitute in Yoshiwara (from the Houreki era onward) ➜ 宝暦【ほうれき】

noun:

• Koga Faction (of the LDP)