noun
frogification phenomenon; aversion to a reciprocated crush
Originates from Grimm's The Frog Prince; describes suddenly losing romantic interest when the other person returns your feelings. Often used in youth slang and social media.
好きだった人に告白されて付き合い始めたら、急に冷めてしまった。これが蛙化現象か。
After the person I liked confessed and we started dating, I suddenly lost interest. Is this the frogification phenomenon?
noun
disillusionment with a partner's flaws
Colloquial extension: becoming turned off after noticing negative traits in a romantic partner, not necessarily related to reciprocation.
彼の部屋が汚すぎて蛙化現象が起きた。
His room was so messy that I experienced the frogification phenomenon.