BAEKHYUN - Hello, World / The 4th Mini Album (Photobook Ver.)
- Photobook: 80p
- CD-R
- Postcard: 1 random out of 4
- Hidden Message Card: 1ea
- Photocard: 2 random out of 8
- Sticker: 1ea
- Profile Card: 1ea
- Lyrics Folded Poster: 1ea
- Folded Poster: 1 random out of 2