The National Institute of Information and Communications Technology in Tokyo (Tokyo, Japan) is requesting comments on the specifications they have drawn up for Optical modulator evaluation equipment. The purpose is to check whether suppliers can actually deliver the system to the specifications. Companies are invited to download the specifications on the following link: https://www.nict.go.jp/tender/jrhoal00000004qz-att/20220204_ikenshousei_45365Wpdf.pdf Companies can present their comments to the same contact by the 25th of February 2022, 17:00 Japanese time, to the below mentioned contact. Takahiro Kaji, Nano-scale Functional Assembly ICT Laboratory, Kobe Frontier Research Center, Advanced ICT Research Institute, National Institute of Information and Communications Technology 588-2 Iwaoka, Iwaoka-machi, Nishi-ku Kobe-shi, Hyogo 651-2492, Japan Tel: 078-969-2149 E-mail: kaji@nict.go.jp