投とう書しょTop 10000MeaningsNounSuru verb1. letter (e.g. of complaint); letter to the editor; letter from a reader2. contribution (to a newspaper, magazine, etc.)Kanji used投throw書writePitch accentとうしょUsed in vocabulary投とう書しょ欄らんreaders' column; letters to the editor sectionNoun投とう書しょ家かcontributor (e.g. to a newspaper); correspondentNoun投とう書しょ箱ばこsuggestion box; complaints boxNoun