[Limited] Hagaseru Marker Study Support Set / Kanmido

4 colors available

STUDY HOLIC Memo Pad Square / GreenFlash

21 colors available

STUDY HOLIC Sticky Note Book / GreenFlash

12 colors available

STUDY HOLIC A5 Notebook / GreenFlash

12 colors available

STUDY HOLIC Aurora Sticker / GreenFlash

18 colors available

STUDY HOLIC Flake Stickers with Encyclopedia Case / GreenFlash

4 colors available

STUDY HOLIC Ballpoint Pen / GreenFlash

16 colors available

STUDY HOLIC A5 Pocket Clear File Folder / GreenFlash

12 colors available

STUDY HOLIC Clear Bookmark / GreenFlash

12 colors available

STUDY HOLIC Letter Set / GreenFlash

5 colors available

STUDY HOLIC Ring Notebook Square / GreenFlash

4 colors available

2026 eric × kleid Ring Diary / kleid

2 colors available

Ballsign iD Single 6 Color Gel Pen Set / SAKURA

isshoni Desk Notebook / DAIGO

2 colors available

isshoni Number Mini Notebook / DAIGO

6 colors available

Human Physiology STUDY HOLIC Bundle / GreenFlash

Egyptology STUDY HOLIC Bundle / GreenFlash

Microbiology STUDY HOLIC Bundle / GreenFlash

Evolutionary Biology STUDY HOLIC Bundle / GreenFlash

Pharmacology STUDY HOLIC Bundle / GreenFlash

Mineralogy STUDY HOLIC Bundle / GreenFlash

Chemistry-themed STUDY HOLIC Bundle / GreenFlash

Archaeology STUDY HOLIC Bundle / GreenFlash

Astronomy STUDY HOLIC Bundle / GreenFlash

Planetary Science STUDY HOLIC Bundle / GreenFlash

Paleontology STUDY HOLIC Bundle / GreenFlash

Musicology STUDY HOLIC Bundle / GreenFlash

Otonano Zukan 3D Stickers / Kamio Japan