| No. | 18 |
| Description | Utsunai Ⅱb type pottery |
| Site | Gifu Ⅱ Site: from Pit Grave 28 |
| Size (cm) | H. 37 |
| Period | Late Epi-Jomon |
| Date | 2nd century |
| Possessor | Tokoro Research Laboratory |
| Comment | The last variation of Utsunai Ⅱb type pottery, having a geometric pattern formed of slender clay ridges, which stems from the strong influence of Kohoku C1 type pottery in central Hokkaido. It is a grave good found along with the pot shown in No. 19 in a burial pit. |

