/usr/ is in libjamon-java 2.7-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/java/
/usr/share/java/jamon-2.7.jar
/usr/share/maven-repo/
/usr/share/maven-repo/com/
/usr/share/maven-repo/com/jamonapi/
/usr/share/maven-repo/com/jamonapi/jamon/
/usr/share/maven-repo/com/jamonapi/jamon/2.7/
/usr/share/maven-repo/com/jamonapi/jamon/2.7/jamon-2.7.pom
/usr/share/maven-repo/com/jamonapi/jamon/debian/
/usr/share/maven-repo/com/jamonapi/jamon/debian/jamon-debian.pom
/usr/share/doc/
/usr/share/doc/libjamon-java/
/usr/share/doc/libjamon-java/copyright
/usr/share/doc/libjamon-java/changelog.Debian.gz
/usr/share/java/jamon.jar
/usr/share/maven-repo/com/jamonapi/jamon/2.7/jamon-2.7.jar
/usr/share/maven-repo/com/jamonapi/jamon/debian/jamon-debian.jar