M. H. · Matthias Heisig · Matthias Hesshaus
| title | ISBN-13 | year of publication |
|---|---|---|
| One Week Friends, Vol. 1 | 978-0-316-41416-6 | 2017 |
| One Week Friends, Vol. 2 | 978-0-316-44736-2 | 2018 |
| One Week Friends, Vol. 3 | 978-0-316-44739-3 | 2018 |
| One Week Friends, Vol. 4 | 978-0-316-44743-0 | 2018 |
| One Week Friends, Vol. 5 | 978-0-316-44746-1 | 2018 |
| One Week Friends, Vol. 6 | 978-0-316-44749-2 | 2019 |
| One Week Friends, Vol. 7 | 978-0-316-44753-9 | 2019 |