Anime Crossover: A Transmigrated Ronin's Life

This is the extraordinary journey of Kainan, a ronin who transmigrates to another world. But he isn’t the only one who’s transmigrated! Right from the start, he runs into giant goblins and panics. Fortunately, he gets bound to a quest System. 【Quest 1: Help Naofumi become an overpowered hero. Reward: World Tree seed!】 【Quest 2: Guide Maple and help her establish the Great Maple Tree. Reward: Domain: Assassin’s Arena!】 【Quest 3: Win Mirelia Q. Melromarc over with love and have a heartfelt exchange. Reward: Mind reading!】 Naofumi: “Big bro, you’ve been so good to me. I’m with you!” Maple: “Big brother, thank goodness you’re here. I wouldn’t have known what to do otherwise.” Mirelia Q. Melromarc: “I’d be perfectly content if you just came to visit me whenever you have time.” Demon Lord: “Which one of us is the villain here, you or me?!” The Shield Hero’s tale of misery? Doesn’t exist. This is the Shield Hero’s path to becoming an overpowered hero! Maple feeling anxious after transmigrating? Not a chance. I’ll make you a place where you can have fun to your heart’s content! Demon Lord? Be my butler!