diff --git a/po/ja.po b/po/ja.po
new file mode 100644
index 0000000..5e48f2c
--- /dev/null
+++ b/po/ja.po
@@ -0,0 +1,101 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) YEAR Red Hat, Inc.
+# This file is distributed under the same license as the libbytesize package.
+# 김인수 <simmon@nplob.com>, 2024.
+msgid ""
+msgstr ""
+"Project-Id-Version: libbytesize 2.10\n"
+"Report-Msgid-Bugs-To: vtrefny@redhat.com\n"
+"POT-Creation-Date: 2023-10-18 12:43+0200\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: Automatically generated\n"
+"Language-Team: none\n"
+"Language: ja\n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#. TRANSLATORS: 'B' for bytes
+#: src/bs_size.c:52 src/bs_size.c:73
+msgid "B"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for kibibyte, 2**10 bytes
+#: src/bs_size.c:54
+msgid "KiB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for mebibyte, 2**20 bytes
+#: src/bs_size.c:56
+msgid "MiB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for gibibyte, 2**30 bytes
+#: src/bs_size.c:58
+msgid "GiB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for tebibyte, 2**40 bytes
+#: src/bs_size.c:60
+msgid "TiB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for pebibyte, 2**50 bytes
+#: src/bs_size.c:62
+msgid "PiB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for exbibyte, 2**60 bytes
+#: src/bs_size.c:64
+msgid "EiB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for zebibyte, 2**70 bytes
+#: src/bs_size.c:66
+msgid "ZiB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for yobibyte, 2**80 bytes
+#: src/bs_size.c:68
+msgid "YiB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for kilobyte, 10**3 bytes
+#: src/bs_size.c:75
+msgid "KB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for megabyte, 10**6 bytes
+#: src/bs_size.c:77
+msgid "MB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for gigabyte, 10**9 bytes
+#: src/bs_size.c:79
+msgid "GB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for terabyte, 10**12 bytes
+#: src/bs_size.c:81
+msgid "TB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for petabyte, 10**15 bytes
+#: src/bs_size.c:83
+msgid "PB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for exabyte, 10**18 bytes
+#: src/bs_size.c:85
+msgid "EB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for zettabyte, 10**21 bytes
+#: src/bs_size.c:87
+msgid "ZB"
+msgstr ""
+
+#. TRANSLATORS: abbreviation for yottabyte, 10**24 bytes
+#: src/bs_size.c:89
+msgid "YB"
+msgstr ""