My Melody vs. Pompompurin

My Melody vs. Pompompurin was a Splatfest event in Splatoon 2. It was held in Japan only. The results were given on 2018-05-27.

Details
My Melody vs. Pompompurin was the second round in a three-round tournament. The theme of the tournament was four Sanrio characters: Hello Kitty, Cinnamoroll, My Melody, and Pompompurin. The winner of this round, My Melody, went on to face off against the first round's winner in the final round.