No.56

報告書の図版番号/Plate No. of the report：PL. 43-1

解説：10c号竪穴の開口部東側、壁際近くの床面から出土した骨の集中。写真手前が北西（開口部）側。約0.5m×1.2mの範囲に、クジラ骨とみられる動物骨がまとまって出土した。

comment：A concentration of bones found in the floor near the wall to the east of the opening side of Pit House 10c. In an area measuring about 0.5 m × 1.2 m, animal bones—which are considered to belong to whales (Cetacea)—were found in a group.