便乗商法 びんじょうしょうほう Meanings Noun piggybacking marketing; method of making sales by jumping on a bandwagon (like that of a boom, popularity, disaster, etc.) Kanji 便 mail. Read as ビン. 乗 ride. Read as ジョウ. 商 trade. Read as ショウ. 法 law. Read as ホウ. Jinuma: Japanese Dictionary · Word lists