Code Title: Dark Lens:
Successfully complete the game to unlock the Dark Lens.
Code Title: Dark Frame:
Successfully complete the game two times to unlock the Dark Frame.
Code Title: Dark Battery:
Successfully complete the game under the hard difficulty setting after unlocking the Dark Frame.
Code Title: Dark Gun:
Combine the Dark Lens, Dark Frame, and Dark Battery.
Code Title: Pink Solar Tree
Get to over 1500 Sols.
Code Title: Control title screen
Vary the amount of sunlight that hits the sensor to control how fast the rays move from the sun at the title screen.
Code Title: Fooling the solar sensor
Put the sensor in front of a black light. It will respond with almost full, if not full, solar energy.
Code Title: Different Otenko forms
If you fire a Rising Sun grenade while Otenko is following you, he will grow very large. .If you shoot him with a Sol Lens, he will glow red. If you shoot him with a Flame or Frost Lens, he will glow white.
Code Title: See sunrise and sunset times
Use the following trick to see the sunrise/sunset time without entering an Immortal Dungeon. Press Start at the "Select Menu" screen. Where it normally displays the time, it instead will show the sunrise time. Press [Start] again to see the sunset time.
