Early assets for the opening, ending, and stage cutscenes are all present in \Cg\GAME_G\Visual in separate file directories. Mockups for the opening and ending can be found in \Cg\XXX\ガラクタ.
The frame for the opening and ending has an early version of it located in ガラクタ. It lacks the Willows in the checkered pattern, but has other details not seen in the final version.
Sprites for an old version of the opening, likely trimmed down for the final release.
LL Likely a test file to get the alignment for background images right, ironically uses a sprite from ENDING.OP_C01OP_C02OP_C03OP_C02OP_C05OP_C06OP_C07OP_C08OP_C09OP_C10OP_C11OP_C12OP_C13OP_C14OP_C15TEST A mockup of what part of the intro would've looked like. Uses OP_BG07 and sprites from OP_C07.
All the images associated with the opening found in ガラクタ. Besides the obvious lower compression, some of these include differences from the main sprites.
1A An example of the old frame using OP_C04 from the old opening. The background Cotton and Silk are on isn't present anywhere in the final game or the Tenkomori disc.OP_C03 Uses OP_C02 from the old opening alongside OP_BG02. Silk's pupils are notably smaller.OP_C04 Uses either OP_C02/OP_C08 and OP_C01BG. Cotton's pupils are more simple.OP_C07 Uses OP_C06 from the old opening and OP_BG03.OP_C08 Cotton screaming and pointing at nothing.
Sprite sheets for the cutscenes at the end of every stage. Each stage gets two directories: one for the character portraits and one for the frame backgrounds.
ED_C11 Sprites from ED_C10 on top of ED_C02BG.ED_C14 Sprites from ED_C13 on top of ED_C13BG. Cotton's sweatdrop is less detailed.ED_C15 Sprites from ED_C12 on top of ED_C12BG.ED_C16 Sprites from ED_C14 on top of ED_C04BG. Some of the background characters look much different.ENDBG Very similar to ED_C01BG.