Root Letter Fanggen Shujian - Limited Edition
√Letter 方根書簡 限定版
| Relation | √Letter | ||
| Title |
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| Publication | Non-free | ||
| Platform | PlayStation 4 | ||
| Medium | 1 Blu-ray disc | ||
| Released | 2016-06-16 | ||
| Age rating | 15+ | ||
| Publisher | SIET | ||
| EAN | 8809338095915 | ||
| Catalog no. | PCAS-00063A | ||
| Links | Official website |