diff --git a/namco/io.md b/namco/io.md
index 0c48e8e..e96d6aa 100644
--- a/namco/io.md
+++ b/namco/io.md
@@ -166,6 +166,16 @@ External serial interface, revision 2. Looks identical to the [H039 ESIF](#h039-
 
 ## STR4
 
+## MGEXIO
+
+* Product: 8681960201 / (8681970201)
+* Label: 汎用(S10) MGEXIO PCB
+* Copyright: NAMCO
+* Purpose: seemingly video-related
+* Connectors:
+  - (external) 1x 4-pin, pinout: RXD- RXD+ TXD- TXD+
+  - (external) 1x JST XH 5-pin, pinout: RED GRN BLU SYNC V-GND
+
 ## NA-JV
 
 * Product: 8682960602 / (8682970602); 26169605
diff --git a/namco/products.md b/namco/products.md
index 34763b8..e668948 100644
--- a/namco/products.md
+++ b/namco/products.md
@@ -245,6 +245,7 @@ PR  - Prop Cycle
 PR2 - Pride GP 2003
 PS  - Phelios
 PSP - Paca Paca Passion Special
+PZB - ?  #WEB:https://page.auctions.yahoo.co.jp/jp/auction/l1006800069
 QG  - Quiz Mobile Suit Gundam Tou Senshi
 QS  - Quester
 QT  - Nettou! Gekitou! Quiztou!!
@@ -305,7 +306,7 @@ STT - Star Trigon
 SV  - Solvalou
 SWB - M188???  #WEB:https://page.auctions.yahoo.co.jp/jp/auction/l1003283787
 SWF - M143???  #WEB:https://page.auctions.yahoo.co.jp/jp/auction/h1003281724
-SWS - Super World Stadium
+SWS - Super World Stadium  #WEB:https://page.auctions.yahoo.co.jp/jp/auction/l1006800069
 SYN - Synchronica
 T10 - Taiko no Tatsujin 10
 T11 - Taiko no Tatsujin 11