San Pablo

(historical) sangaku (ema on which is written an original maths (和算) problem and solution)

friendship bracelet

One of the shamisen tuning methods. A tuning in which the third string is lowered by one whole tone (two semitones) compared to the original.

(organic chemistry) oxalic acid

(organic chemistry) oxalic acid

mountain stronghold / mountain camp / shanzhai: imitation or counterfeit consumer goods, especially from China

three directions

(in compounds, attributive) Short for 電子計算機 (denshi keisanki, “computer”).

(dated) San Pedro (a community in Los Angeles, California, United States)