diff --git a/.gitignore b/.gitignore
index 558220c..fa4e292 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,7 @@
 dest/**
 **/ConvBusstop.jar
 **/osmCoverage.jar
+/database/
 
 P*-*_GML/
 
diff --git a/database/db.log b/database/db.log
deleted file mode 100644
index 10ad0d5..0000000
--- a/database/db.log
+++ /dev/null
@@ -1,2 +0,0 @@
-/*C2*/SET SCHEMA PUBLIC
-DISCONNECT
diff --git a/database/db.properties b/database/db.properties
deleted file mode 100644
index 83afbb4..0000000
--- a/database/db.properties
+++ /dev/null
@@ -1,4 +0,0 @@
-#HSQL Database Engine 2.2.9
-#Thu Oct 05 22:18:09 JST 2017
-version=2.2.9
-modified=yes
diff --git a/database/db.script b/database/db.script
deleted file mode 100644
index 0a7bb42..0000000
--- a/database/db.script
+++ /dev/null
@@ -1,47 +0,0 @@
-SET DATABASE UNIQUE NAME HSQLDB5EECAFAD30
-SET DATABASE GC 0
-SET DATABASE DEFAULT RESULT MEMORY ROWS 0
-SET DATABASE EVENT LOG LEVEL 0
-SET DATABASE SQL NAMES FALSE
-SET DATABASE SQL REGULAR NAMES TRUE
-SET DATABASE SQL REFERENCES FALSE
-SET DATABASE SQL SIZE TRUE
-SET DATABASE SQL TYPES FALSE
-SET DATABASE SQL TDC DELETE TRUE
-SET DATABASE SQL TDC UPDATE TRUE
-SET DATABASE SQL TRANSLATE TTI TYPES TRUE
-SET DATABASE SQL CONCAT NULLS TRUE
-SET DATABASE SQL NULLS FIRST TRUE
-SET DATABASE SQL UNIQUE NULLS TRUE
-SET DATABASE SQL CONVERT TRUNCATE TRUE
-SET DATABASE SQL AVG SCALE 0
-SET DATABASE SQL DOUBLE NAN TRUE
-SET DATABASE SQL LONGVAR IS LOB FALSE
-SET DATABASE TRANSACTION CONTROL LOCKS
-SET DATABASE DEFAULT ISOLATION LEVEL READ COMMITTED
-SET DATABASE TRANSACTION ROLLBACK ON CONFLICT TRUE
-SET DATABASE TEXT TABLE DEFAULTS ''
-SET FILES WRITE DELAY 500 MILLIS
-SET FILES BACKUP INCREMENT TRUE
-SET FILES CACHE SIZE 10000
-SET FILES CACHE ROWS 50000
-SET FILES SCALE 32
-SET FILES LOB SCALE 32
-SET FILES DEFRAG 0
-SET FILES NIO TRUE
-SET FILES NIO SIZE 256
-SET FILES LOG TRUE
-SET FILES LOG SIZE 50
-CREATE USER SA PASSWORD DIGEST 'd41d8cd98f00b204e9800998ecf8427e'
-ALTER USER SA SET LOCAL TRUE
-CREATE SCHEMA PUBLIC AUTHORIZATION DBA
-ALTER SEQUENCE SYSTEM_LOBS.LOB_ID RESTART WITH 1
-SET DATABASE DEFAULT INITIAL SCHEMA PUBLIC
-GRANT USAGE ON DOMAIN INFORMATION_SCHEMA.YES_OR_NO TO PUBLIC
-GRANT USAGE ON DOMAIN INFORMATION_SCHEMA.TIME_STAMP TO PUBLIC
-GRANT USAGE ON DOMAIN INFORMATION_SCHEMA.CARDINAL_NUMBER TO PUBLIC
-GRANT USAGE ON DOMAIN INFORMATION_SCHEMA.CHARACTER_DATA TO PUBLIC
-GRANT USAGE ON DOMAIN INFORMATION_SCHEMA.SQL_IDENTIFIER TO PUBLIC
-GRANT DBA TO SA
-SET SCHEMA SYSTEM_LOBS
-INSERT INTO BLOCKS VALUES(0,2147483647,0)