Established on this day by "CHAI-SHOP" —a store that sells things such as two-part obis and kimonos— because of the pun with the word "two-part"!
The pun:
Two-part is written literally as two-part-style → nibushiki → nibushi(ki) → ni(2) bu(→ fu; 2) shi(4)Don't encroach on Flan's identity just because of that!Stays in place just because of the metal fittingsThe two parts (they are separate)Obi pillow:
It's padded so that the obi puffs outAn obi consisting of two separate parts, one of which being the fastening part, that is easy to put on