Laboratory for Image and Media Understanding,Department of Advanced Information Technology, Kyushu UniversityLaboratory for Image and Media Understanding,Department of Advanced Information Technology, Kyushu UniversityLaboratory for Image and Media Understanding,Department of Advanced Information Technology, Kyushu UniversityLaboratory for Image and Media Understanding,Department of Advanced Information Technology, Kyushu UniversityLaboratory for Image and Media Understanding,Department of Advanced Information Technology, Kyushu UniversityLaboratory for Image and Media Understanding,Department of Advanced Information Technology, Kyushu University