one's personal thoughts

private life, personal life

illegitimacy (being born out of wedlock)

a privately-owned ricefield, especially one under the historical 律令 (Ritsuryō) system

personal grudge

Kyūjitai form of 私鉄 (“private railway”)

gutter, waterspout

a heavy rain that occurs around the fifth lunar month; an early summer rain / (figuratively) that which repeats over and over without lasting long

a Shiratsuyu-class destroyer of the Imperial Japanese Navy during World War II (see Japanese destroyer Samidare (1935) on Wikipedia.Wikipedia) / a place name

a heavy rain that occurs around the fifth lunar month; an early summer rain.