JCS is a consortium of  the following Christian agencies:-

DanMission
OMF International
Evangelical Conventant Chruch Department of World Mission
SIM
InterAct
Team Expansion
Japan Association Christ Church
World Partners
Liebenzell
World Mission Prayer League
Mennonite Mission Network
World Venture
Mission to Unreached People
YWAM

Some of the orginizations that JCS partners with are:-

CR network
Streams in the Desert
FARM
MINA
MMC / YWAM BKH
UBTC
UBU
MIU
Oyunii-Tuv
XAB
Friends Language school
Bridge Language School
Eternal Springs
World Vision
TEE
V.E.T. Net Mongolia NGO