Kiyohisa Suzuki is an Associate Senior Engineer at the Space Tracking and Communications Center of the Japan Aerospace Exploration Agency (JAXA).

He started his career at the National Space Development Agency of Japan (now JAXA) in 2002 and has been involved in the development and operation of various works including the Wideband InterNetworking engineering test and Demonstration Satellite “KIZUNA” (WINDS), the Data Relay Test Satellite “KODAMA” (DRTS), and the Near-Earth Tracking System “Ground Network” (GN).

Alongside these works, he embarked on the research and development of DTN (Delay/Disruption Tolerant Networking) in 2007 and has been contributing to the international standardization of this technology.He is also currently active in the following international organizations,

Deputy Chairperson of CCSDS*1 DTN Working Group since 2015
Sub Lead of Internet Society, Interplanetary Chapter, Strategy Working Group since 2020
Committee Member of ISO TC20/SC13*2 since 2023

*1 Consultative Committee for Space Data System
*2 Space data and information transfer systems