noun:

• thirty-first day of the month
• thirty-one days

expression / noun:

• oil crisis of 1973-74; first oil shock ➜ オイルショック

noun:

• dark-colored horse with a lustrous coat (coloured)
• white horse ➜ 白馬【はくば】

noun:

• choroid; chorioid; choroid coat

ichidan verb:

• to come for the first time; to become for the first time

noun:

• one day
• first day of the month ➜ ついたち

noun:

• lower grades of primary school (first, second, and sometimes third grades) ➜ 高学年・中学年

noun:

• first division of the night (approx. 7 pm to 9 pm) - archaism

adjectival noun / noun:

• being older or a senior; the first half of the year

noun:

• first watch of the night (approx. 7 pm to 9 pm)

noun:

• First Epistle to the Corinthians (book of the Bible)

noun:

• First Epistle to the Thessalonians (book of the Bible)

noun:

• (in China) 3rd note of the ancient chromatic scale (approx. E) ➜ 十二律・平調
• first lunar month

noun:

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

noun:

• swallowing a great amount of tea or medicine
• tea prepared for the New Year with the first water of the year - abbreviation ➜ 大服茶

noun:

• first sign of the Chinese zodiac (The Rat, 11pm-1am, north, November)

expression:

• after an interval of ... years; for the first time in ... years

noun:

• first year (college) student; freshman - Kansai dialect ➜ 一年生
• graduate of one year's standing

noun:

• first report (esp. of an incident, disaster, or news story); initial report

noun:

• ceremony on the fifth day of the 10th lunar month in which the emperor would watch prize archery (Heian and Kamakura periods)
• first firing of the bow (after the New Year or the reconstruction of the archery range (in military families))

noun:

• (children's) play clothes; playsuit; rompers
• leisurewear; leisure clothes
• sports coat; sportswear

noun:

• first storm of spring; strong winds during the change from winter to spring

noun:

• welcoming fire for returning spirits (on the first night of the Bon festival) Antonym: 送り火 ➜ お盆

noun:

• the three tones of Chinese that exclude the high-level, or first, tone

noun:

• advance guard; vanguard
• athlete who competes in the first match of a team competition (kendo, judo, etc.)