diff --git a/.gitmodules b/.gitmodules
index e618537e3b110b02fec94e4fc9429ad3ec4b5599..3b8e724e15e0e172ae47279a812894e0556c20b7 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "solvers/twd"]
 	path = solvers/twd
 	url = git@togawa-gitlab:adc2019/twd-solver.git
+[submodule "solvers/kwmr"]
+	path = solvers/kwmr
+	url = git@togawa-gitlab:adc2019/kawamura-solver.git
diff --git a/solvers/kwmr b/solvers/kwmr
new file mode 160000
index 0000000000000000000000000000000000000000..6063b02b2ebecde88f4825e46505153e6ce314e2
--- /dev/null
+++ b/solvers/kwmr
@@ -0,0 +1 @@
+Subproject commit 6063b02b2ebecde88f4825e46505153e6ce314e2