diff --git a/containers/mysql/8.4.2/.dockerignore b/containers/mysql/8.4.2/.dockerignore
new file mode 100644
index 00000000..72e8ffc0
--- /dev/null
+++ b/containers/mysql/8.4.2/.dockerignore
@@ -0,0 +1 @@
+*
diff --git a/containers/mysql/8.4.2/Dockerfile b/containers/mysql/8.4.2/Dockerfile
new file mode 100644
index 00000000..a9d0fab5
--- /dev/null
+++ b/containers/mysql/8.4.2/Dockerfile
@@ -0,0 +1,40 @@
+FROM ghcr.io/cybozu/ubuntu-dev:22.04 AS builder
+
+ARG MYSQL_VERSION=8.4.2
+
+RUN apt-get update && apt-get -y install --no-install-recommends \
+    cmake \
+    libncurses5-dev \
+    libjemalloc-dev \
+    libnuma-dev \
+    libaio-dev \
+    pkg-config
+
+RUN cd tmp/ \
+    && curl -fsSL -O https://dev.mysql.com/get/Downloads/MySQL-8.4/mysql-${MYSQL_VERSION}.tar.gz \
+    && tar -x -z -f mysql-${MYSQL_VERSION}.tar.gz \
+    && cd mysql-${MYSQL_VERSION} \
+    && mkdir bld \
+    && cd bld \
+    && cmake .. -DBUILD_CONFIG=mysql_release -DCMAKE_BUILD_TYPE=Release -DWITH_NUMA=1 -DWITH_JEMALLOC=1 -DWITH_PACKAGE_FLAGS=0 \
+    && make -j 20 \
+    && make install
+
+FROM ghcr.io/cybozu/ubuntu:22.04
+
+COPY --from=builder /usr/local/mysql/LICENSE /usr/local/mysql/LICENSE
+COPY --from=builder /usr/local/mysql/bin /usr/local/mysql/bin
+COPY --from=builder /usr/local/mysql/lib /usr/local/mysql/lib
+COPY --from=builder /usr/local/mysql/share /usr/local/mysql/share
+
+RUN apt-get update \
+  && apt-get install -y --no-install-recommends libjemalloc2 libnuma1 libaio1 \
+  && rm -rf /var/lib/apt/lists/* \
+  && mkdir -p /var/lib/mysql \
+  && chown -R 10000:10000 /var/lib/mysql
+
+ENV PATH=/usr/local/mysql/bin:"$PATH"
+VOLUME /var/lib/mysql
+ENTRYPOINT ["mysqld"]
+EXPOSE 3306 33060 33062 8080
+USER 10000:10000
diff --git a/containers/mysql/8.4.2/TAG b/containers/mysql/8.4.2/TAG
new file mode 100644
index 00000000..730a105b
--- /dev/null
+++ b/containers/mysql/8.4.2/TAG
@@ -0,0 +1 @@
+8.4.2.1
diff --git a/containers/mysql/8.4.2/container-structure-test.yaml b/containers/mysql/8.4.2/container-structure-test.yaml
new file mode 100644
index 00000000..b1336096
--- /dev/null
+++ b/containers/mysql/8.4.2/container-structure-test.yaml
@@ -0,0 +1,15 @@
+schemaVersion: '2.0.0'
+fileExistenceTests:
+- name: 'mysqld'
+  path: '/usr/local/mysql/bin/mysqld'
+  shouldExist: true
+  isExecutableBy: 'owner'
+- name: 'mysql lib'
+  path: '/usr/local/mysql/lib'
+  shouldExist: true
+- name: 'mysql share'
+  path: '/usr/local/mysql/share'
+  shouldExist: true
+- name: 'mysql LICENSE'
+  path: '/usr/local/mysql/LICENSE'
+  shouldExist: true