RTA Guide/0/1 Star
The goal of 0 is to complete the game as fast as possible. No restrictions. DDD Skip and all forms of BLJ are allowed. 1 Star is the same as 0 star except without DDD Skip.
Rules
There are no restrictions. All forms of BLJ are allowed. Timing starts from power on and ends when the big star is collected at the end of the game.
Main Route
Do LBLJ and Dark World without reds and then head to basement for SBLJ
SBLJ tutorial (1 Star)
Also see the video below for a tutorial in Japanese. https://www.nicovideo.jp/watch/sm30902792
If you don't get DDD skip, then get the sub star.
DDD Skip Tutorial (0 Star)
Also see the video below for a tutorial in Japanese. https://www.nicovideo.jp/watch/sm32145162