(game of Go) ladder

four sixes; twenty-four

four people

(Buddhism) the four kinds of suffering: birth, old age, disease and death

the four gods 青龍(せいりょう) (Seiryō), 朱雀(すざく) (Suzaku), 白虎(びゃっこ) (Byakko), 玄武(げんぶ) (Genbu), imported to Japan from Chinese mythology

(collective) the four different states of the sky corresponding to the four seasons

(collective) Clipping of 四天王 (Shitennō, “Four Heavenly Kings”).

two persons / a couple, pair / (poetic) the two of us, we two

twenty years old

the twentieth day of the month / twenty days / Short for 二十日鼠 (hatsuka nezumi): a house mouse