(タイキ似の少年 Taiki ni no Shounen)
|Class:||Kid (Now Trainer)|
|First Appearance:||Crossing Paths|
|Voice actor:||Sean Reyes|
Astin was Jessie's childhood crush.
She dreamed about him every night and liked him dearly. She never thought about seeing him, but she did. He always tried to be strong and brave around Jessie. He kept making her go for it, and keep making her like him more.