Age gap between him and Xiao Zhi is different from the Original. Wataru and Nagi are in the same age, while Ju Xuan is 3 years older than Xiao Zhi.
He used to collect money in jars for his wedding with Xiao Zhi. While in the Original, Wataru only wanted to revive his family honor.
He became friends with Gui Chuju after they tried to work together to win over their love interests while in the original, Wataru rarely talks with Hinagiku and is not too happy about talking with Ayumu.
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