diff --git a/Passwords/default-passwords.csv b/Passwords/default-passwords.csv
index 8ceaaa8e..ec917299 100644
--- a/Passwords/default-passwords.csv
+++ b/Passwords/default-passwords.csv
@@ -1608,6 +1608,8 @@ Xyplex,<N/A>,system,
 Xyplex,<N/A>,<BLANK>,
 Xyplex,<N/A>,access,
 Yakumo,admin,admin,
+Yokogawa,admin,!admin,TFGW410 ISA100 gateway
+Yokogawa,<N/A>,727,For model codes ending in E
 Zcom,root,admin,
 Zebra,admin,1234,
 Zenith,<N/A>,3098z,