Nomura's secret message in the Kingdom Hearts 20th Anniversary event venue has been deciphered! (via several Japanese fans such as @kh_skrvat)

"The voice's identity is Sigurd. Pay close attention."https://t.co/HMc320I2GK pic.twitter.com/bJB9HuKvVh

— KH13 ยท for Kingdom Hearts (@KH13com) April 14, 2022