The menu has been restyled and a wifi config screen has been added.
The backgrounds are now tilted backwards to give a nice 3d effect and the osd fonts finally have anti-aliasing. Enemies and projectiles can also be animated now.
Support for conversations has been added to the level scripting language. The default game doesn't contain any conversations, but maybe someone else will make a game that uses them. You can specify a generic conversation with specialized conversations for specific characters.
Youmu and Yuka have been added to the default available characters.
Sakuya also gets a non-joke secondary bomb now:
Performance has been improved by 10-20%. Blue is before optimization, red after. Lower is better.