顧客層 こきゃくそう Also written こかくそう Meanings Noun customer base; constituency; customer segment; patron base; clientele Kanji 顧 look back. Read as コ. 客 guest. Read as キャク. 層 layer. Read as ソウ. Words containing 顧客層 対象顧客層 (たいしょうこきゃくそう) target demographic Jinuma: Japanese Dictionary · Word lists