Yep, that's the first one. The Second called Boktai 2: Solar Boy D'jango and the third (which we Americans never got) is called Boktai 3: Sabata's Counterattack.
And the reason I'm playing Crystal in Vietnamese is because it's not in Vietnamese, it's a poorly translated rom that's funny as hell. Bedrill is called Fork, Vennonat is called 'Corn' and every time you find and item, it says, and I quote, "(Yourname)! (Item) Bag fuck" Not even kidding, it actually says that.
Oh, okay. I'll have to check that out.
And wat. Just.... Wow. Um, that's... Different.