/jp/ - Otaku Culture

Hey guys i really want to get my first daki but I've heard that bootlegs aren't worth it. Found a fairly expensive one on FromJapan but I was wondering if anyone can verify its legitimacy. More than the quality it would be cool to know I'm supporting the author. Worth or nah?
https://www.amazon.co.jp/%E3%82%AB%E3%83%BC%E3%83%86%E3%83%B3%E9%AD%82-%E4%BF%BA%E3%81%AE%E5%A6%B9%E3%81%8C%E3%81%93%E3%82%93%E3%81%AA%E3%81%AB%E5%8F%AF%E6%84%9B%E3%81%84%E3%82%8F%E3%81%91%E3%81%8C%E3%81%AA%E3%81%84%E3%80%82-%E9%AB%98%E5%9D%82%E6%A1%90%E4%B9%83-%E6%8A%B1%E3%81%8D%E6%9E%95%E3%82%AB%E3%83%90%E3%83%BC-%E8%88%9E%E5%A6%93/dp/B01KI43ZUO%3FSubscriptionId%3DAKIAJ3AS5HF6GECWRENQ%26tag%3DWfulKpPEGq%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3DB01KI43ZUO