diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 64572bf9f4..b4c355421d 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -22,5 +22,6 @@
 * [Raphael Heiniger](https://github.com/RaphaelHeiniger)
 * [Revathy Venugopal](https://github.com/Revathyvenugopal162)
 * [Roberto Pastor Muela](https://github.com/RobPasMue)
+* [Ryoma Okamoto](https://github.com/rokamoto26)
 * [wenfengye](https://github.com/wenfengye)
 * [wenhuiuy](https://github.com/wenhuiuy)
diff --git a/doc/changelog/885.documentation.md b/doc/changelog/885.documentation.md
new file mode 100644
index 0000000000..4e751a9637
--- /dev/null
+++ b/doc/changelog/885.documentation.md
@@ -0,0 +1 @@
+Update ``CONTRIBUTORS.md`` with the latest contributors