At least two members of the class , JDS Ōsumi ( LST-4001 ) and JDS Kunisaki ( LST-4003 ) , participated in search & rescue and other disaster relief operations in the aftermath of the 2011 Tōhoku earthquake and tsunami
2011 Tōhoku earthquake and tsunami
2011 Tōhoku earthquake and tsunami
Ōsumi-class tank landing ship