diff --git a/catalogs/trilateral.yaml b/catalogs/trilateral.yaml
index 5aa5fa55..33ae3597 100644
--- a/catalogs/trilateral.yaml
+++ b/catalogs/trilateral.yaml
@@ -67,5 +67,6 @@ collections:
   - E10d_regional_cropland
   - Lakes_ALOS2_HH
   - Lakes_ALOS2_HV
-
+  - N1_NO2_jaxa
+  - N2_CO2_jaxa_gosat
 
diff --git a/collections/N1_NO2_jaxa.yaml b/collections/N1_NO2_jaxa.yaml
new file mode 100644
index 00000000..b46cd292
--- /dev/null
+++ b/collections/N1_NO2_jaxa.yaml
@@ -0,0 +1,22 @@
+Name: N1_NO2_jaxa
+Title: NO2 JAXA
+EodashIdentifier: N1_NO2_jaxa
+Subtitle: NO2 TROPOMI JAXA Cairo
+Description: N1_NO2/N1.md
+Themes:
+  - atmosphere
+Tags:
+  - placeholder
+Satellite:
+  - placeholder
+Sensor:
+  - NO2
+Agency:
+  - JAXA
+Resources:
+  - EndPoint: https://ogcpreview2.restecmap.com/examind/api/WS/wms/default
+    Name: WMS
+    Type: Time
+    LayerId: NO2-TROPOMI-Cairo-Daily
+    OverwriteBBox: [30, 29, 32, 31] # WMS layer description provides incorrect BBox
+Legend: N1_NO2_jaxa/cm_legend.png
diff --git a/collections/N2_CO2_jaxa_gosat.yaml b/collections/N2_CO2_jaxa_gosat.yaml
new file mode 100644
index 00000000..9dd783dd
--- /dev/null
+++ b/collections/N2_CO2_jaxa_gosat.yaml
@@ -0,0 +1,22 @@
+Name: N2_CO2_jaxa_gosat
+Title: CO2 JAXA GOSAT
+EodashIdentifier: N2_CO2_jaxa_gosat
+Subtitle: XCO2 JAXA GOSAT Cairo
+Description: N2_greenhouse_gases/N2.md
+Themes:
+  - atmosphere
+Tags:
+  - placeholder
+Satellite:
+  - GOSAT
+Sensor:
+  - GOSAT-CO2
+Agency:
+  - JAXA
+Resources:
+  - EndPoint: https://ogcpreview2.restecmap.com/examind/api/WS/wms/default
+    Name: WMS
+    Type: Time
+    LayerId: XCO2-GOSAT-Cairo
+    OverwriteBBox: [30, 29, 32, 31] # WMS layer description provides incorrect BBox
+Legend: N2_CO2_jaxa_gosat/cm_legend.png