天然保湿因子 てんねんほしついんし Meanings Noun natural moisturizing factor; NMF Kanji 天 heaven. Read as テン. 然 -ly. Read as ネン. 保 keep 湿 damp. Read as シツ. 因 cause. Read as イン. 子 child. Read as シ. Jinuma: Japanese Dictionary · Word lists