・Hikaru Iwamoto Weak with alcohol; clings to his "Princess" as soon as he's drunk. The gap between his muscles and his sweetness is his charm. ・Tatsuya Fukazawa Very strong drinker who makes his Princess drink a lot too. A total heartthrob and "real-life crush" manufacturer with his sweet words. ・Daisuke Sakuma Fairly strong drinker whose energy keeps rising. He makes his Princess feel energized. ・Ryohei Abe Fairly strong drinker. Intelligent, he has calculated exactly how to make his Princess fall for him. ・Koji Mukai Very weak with alcohol. Speaks with a regional drawl. Friendly and sociable, he becomes a crying drunk and clings to his Princess when intoxicated. ・Shota Watanabe Fairly strong drinker. A tsundere type, but becomes incredibly sweet and physically affectionate with his Princess when drunk. ・Ren Meguro Very strong drinker. Appears quiet, but whispers endless words of love to his Princess. ・Raul Fairly strong drinker. A little devil who combines cuteness with sex appeal, teasing his Princess by pushing and pulling. ・Ryota Miyadate Not very strong with alcohol. Has a royal, elegant aura and treats his Princess like actual royalty. When drunk, his true self peeks through a little.

・Yugo Kochi Not very strong with alcohol. Has an approachable vibe and is good at managing distance. He dotes on his Princess immensely. ・Hokuto Matsumura Fairly strong drinker. Usually quiet, but becomes extremely sweet toward his Princess when drunk. ・Juri Tanaka Very strong drinker. Treats his Princess like his actual girlfriend. Captivates her with his overflowing sex appeal. ・Taiga Kyomoto Weak with alcohol. Airheaded and fluffy, but once drunk, his sex appeal spikes and he turns into a sadist. ・Shintaro Morimoto Fairly strong drinker. Friendly like a dog, and that trait accelerates even more when he's drunk. ・Jesse Very strong drinker. Driven by high energy and momentum, he often invites his Princess to after-hours dates.