The new ampharetid species Eclysippe yonaguniensis sp. nov. and Glyphanostomum bilabiatum sp. nov. from the Yonaguni Knoll IV hydrothermal field off the coast of Taiwan and Pavelius makranensis sp. nov. from the cold seeps in the Makran accretionary prism off the coast of Pakistan are described. Amage cf. ehlersi Reuscher, Fiege & Imajima, 2015 and Anobothrus dayi Imajima, Reuscher & Fiege, 2013 are newly recorded from the Yonaguni Knoll IV hydrothermal field.