noun:

• frequency (of appearance) - IT term

expression / ichidan verb:

• to guarantee (someone's ability or the quality of their work); to vouch for; to endorse ➜ 太鼓判を押す

noun:

• the Seven Wise Men (of Confucius's Analects) ➜ 七賢人
• Seven Sages of the Bamboo Grove ➜ 竹林の七賢

expression:

• don't feed autumn eggplant to your wife (because they're too delicious, because they'll give her the chills, or because their lack of seeds will reduce her fertility) - proverb

noun:

• women's New Year (15th day of the first month of the year); New Year for women who were too busy to celebrate on the 1st (Kyoto-Osaka) ➜ 小正月

noun:

• rejection (of a manuscript, etc.) - abbreviation ➜ 没【ぼつ】・ボツにする

noun:

• One Thousand and One Nights (collection of Arabic stories)

noun:

• two departments (under the ritsuryo system: the Dept. of State & the Dept. of Worship) ➜ 律令制

noun:

• Nichiren Shoshu (sect of Buddhism)

noun:

• hero package (commercial in which the product is the hero of the segment)

noun:

• Sinustrombus latissimus (species of sea snail)

noun:

• whirligig beetle (any insect of family Gyrinidae, esp. the Japanese whirligig beetle, Gyrinus japonicus)
• pond skater; water strider ➜ 水馬【あめんぼ】

noun:

• Juglandales (order of plants)

noun / ~する noun:

• crying (of an infant) at night; baby colic

noun:

• Anatolian (branch of languages)

noun:

• arranger (of music)

noun:

• ladies' pavilion (of the inner Heian Palace) ➜ 七殿・十七殿

noun:

• title (of a play)

noun:

• (set of) facial features; looks

noun:

• pika (rabbit-like animal of family Ochotonidae)

noun:

• (the study of) acoustics

noun:

• origin time (of an earthquake)

noun / ~する noun:

• overswelling (of a blood vessel); engorgement; bulging
• squaring one's shoulders; flexing one's muscles

noun:

• S-wave (e.g. of earthquake); secondary wave

noun:

• Lanceolaria grayana (species of freshwater mussel)