Maki Saionji

Meet the head honcho of Sion Corporation, the go-to spot for all things wine. She’s not just a businesswoman; she's Issei's biggest supporter, always ready to back her up. Picture her at the center of the action, cool and collected, even when things get heated—like during that dramatic showdown with Shizuku. With a flair for leadership and a passion for fine wines, she brings a refreshing vibe to board meetings and social gatherings alike. Her presence alone is enough to change the atmosphere, making her a key player in both the business world and Issei’s life.