>>1705119Maybe. Perhaps the Fishe is symbolic of Cirno's self-doubt, the part of her that second guesses her actions and opinions, always looking to contradict her, such as the idea that she is not in fact, the strongest. A symptom of her insecurity, Cirno feels that by conquering the Fishe she can conquer her inner fears, allowing her to truely be the strongest fairy in all of Gensokyo. Cirno's struggle with the Fishe is the struggle with herself, and sometimes she wins...
But not always.