三

visiting three shrines in the beginning of the year

terrifying threes; terrible threes; threenager phase; devilish threes

Mahjong

three-player mahjong; sanma

Slang

premature ejaculation

Formal or literary term; Oft. used hyperbolically

many years of stress and anxiety (as would cause one's hair to grow white); three-thousand jō of white hair (nine kilometers)

Botany

ternate compound leaf

Grammar

trigrade conjugation (of the classical verbs "su" and "ku"); conjugation in which the stem vowel alternates between "i", "u" and "o"

Company name

Okasan Holdings

Work of art, literature, music, etc. name

Absorbed in Letters (novel by Akutagawa)

Organization name

Takagi Fund for Citizen Science

Organization name

Mitsui Marine and Fire Insurance Company, Limited

Organization name

Mitsui Mining And Smelting Company, Limited

Organization name

Mitsui Trust And Banking Company, Limited

Company name

Mitsui Life Insurance

Organization name

San'ikugakuin Junior College

Organization name

Miura Printing Corporation

Organization name

Sankyokasei Corporation

Organization name

Sanko Engineering Corporation

Organization name

Mihara Special Needs School (older name style)

Organization name

Sanko Museum

Organization name

Mie Prefectural Art Museum

Organization name

Sanshin Corporation

Company name

Samsung Group

Organization name

Mitani Corporation