Tier LoveTier Love Executive Committee EventsFactoryGoodsGraphicsLogos / IP support Staff credits Issay Kitagawa/ Masayoshi Zenigame Related works Kobe Shoes Premium Line Japan Chemical Shoes Industrial Association Yodopure YODO PLY CO.,LTD. I-REF The University of Tokyo Tokyo University eraser The University of Tokyo UTokyoGo The University of Tokyo Odawarakko Suzuhiro Co., Ltd.