From ac0b4bbcf73d37612f86e07a950c9d20c1e6b9d3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anton=20Gr=C3=BCbel?= <anton.gruebel@gmail.com>
Date: Fri, 5 Mar 2021 11:36:34 +0100
Subject: [PATCH] Fix Osaka region problem (#3751)

---
 moto/ec2/models.py | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/moto/ec2/models.py b/moto/ec2/models.py
index 1e353c04e..bfb366d67 100644
--- a/moto/ec2/models.py
+++ b/moto/ec2/models.py
@@ -1778,9 +1778,19 @@ class RegionsAndZonesBackend(object):
         "ap-northeast-3": [
             Zone(
                 region_name="ap-northeast-3",
-                name="ap-northeast-2a",
+                name="ap-northeast-3a",
                 zone_id="apne3-az1",
-            )
+            ),
+            Zone(
+                region_name="ap-northeast-3",
+                name="ap-northeast-3b",
+                zone_id="apne3-az2",
+            ),
+            Zone(
+                region_name="ap-northeast-3",
+                name="ap-northeast-3c",
+                zone_id="apne3-az3",
+            ),
         ],
         "ap-northeast-2": [
             Zone(
@@ -1788,11 +1798,21 @@ class RegionsAndZonesBackend(object):
                 name="ap-northeast-2a",
                 zone_id="apne2-az1",
             ),
+            Zone(
+                region_name="ap-northeast-2",
+                name="ap-northeast-2b",
+                zone_id="apne2-az2",
+            ),
             Zone(
                 region_name="ap-northeast-2",
                 name="ap-northeast-2c",
                 zone_id="apne2-az3",
             ),
+            Zone(
+                region_name="ap-northeast-2",
+                name="ap-northeast-2d",
+                zone_id="apne2-az4",
+            ),
         ],
         "ap-northeast-1": [
             Zone(