I'm trying to install kanjitomo, but it's not working, what do?

tjh@home:/mnt/z/jap/kjt$ java -Xmx1000m -jar KanjiTomo.jar -run
baseDir:/mnt/z/jap/kjt
Reading parameters from file:/mnt/z/jap/kjt/config.txt
#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x00007f838e6c0009, pid=5083, tid=5084
#
# JRE version: OpenJDK Runtime Environment (9.0) (build 9-internal+0-2016-04-14-195246.buildd.src)
# Java VM: OpenJDK 64-Bit Server VM (9-internal+0-2016-04-14-195246.buildd.src, mixed mode, tiered, compressed oops, g1 gc, linux-amd64)
# Problematic frame:
# C [libjava.so+0x1d009] JNU_GetEnv+0x19
#
# Core dump will be written. Default location: Core dumps may be processed with "/usr/share/apport/apport %p %s %c %d %P" (or dumping to /mnt/z/jap/kjt/core.5083)
#
# An error report file with more information is saved as:
# /mnt/z/jap/kjt/hs_err_pid5083.log
#
# If you would like to submit a bug report, please visit:
# http://bugreport.java.com/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#
Aborted (core dumped)