- Publisher: Springer Japan
- ISSN: 2892316
- Journal Impact Factor: 1.5
- SJR: 0.774
- Journal Quartile: Q1
- Publication Language: English
- Indexing: Scopus, Web of Science, UGC
- Open-Access: No
- Country of Publication: Japan
- H-Index: 26
- Publication Area: Mathematics (miscellaneous) (Q1)