Spiritual Successor: From YAKSA, A Japanese PC-88 game set in Sengoku-era Japan. Yuko uses a mix of the gameplay styles from both heroes of that game (Sankuu, the main hero, use fireballs, and Iori, the second hero, use his katana as a weapon)
The main problem with this example: Valis was released for the PC88 a year before Yaksa.
The main problem with this example: Valis was released for the PC88 a year before Yaksa.