Here is the full list of all 10 Kero Blaster achievements.
Complete Zangyou Mode.
Beat the game without getting wiped out.
Beat Normal Mode.
Beat the game with 2 lives remaining.
Beat the game while wearing the jacket.
Beat Zangyou Mode without getting wiped out.
Beat Zangyou Mode with 2 lives remaining.
Beat Zangyou Mode while wearing the jacket.
Complete Omake Mode.
Beat Omake Mode while wearing the jacket.