diff --git a/.eslintrc.js b/.eslintrc.js
index 4d4e6d0f..11542f51 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -30,14 +30,8 @@ module.exports = {
     'func-call-spacing': [2, 'never'],
     // true/falseを無駄に使うな
     'no-unneeded-ternary': 2,
-    // セミコロンは禁止
-    semi: [2, 'never'],
-    // 文字列はシングルクオートのみ
-    quotes: [2, 'single'],
     // varは禁止
     'no-var': 2,
-    // jsのインデントは２
-    indent: [2, 2],
     // かっこの中はスペースなし！違和感
     'space-in-parens': [2, 'never'],
     // コンソールは許可
@@ -50,5 +44,6 @@ module.exports = {
     'key-spacing': 2,
     // キーワードの前後には適切なスペースを
     'keyword-spacing': 2,
+    'camelcase': 0,
   },
 }
diff --git a/.prettierrc.yaml b/.prettierrc.yaml
index 6609e785..cc5ab511 100644
--- a/.prettierrc.yaml
+++ b/.prettierrc.yaml
@@ -14,3 +14,4 @@ vueIndentScriptAndStyle: true
 endOfLine: "lf"
 embeddedLanguageFormatting: "off"
 singleAttributePerLine: false
+
diff --git a/components/Modal.vue b/components/Modal.vue
index 5db4d786..5764c0d6 100644
--- a/components/Modal.vue
+++ b/components/Modal.vue
@@ -1,7 +1,7 @@
 <template lang="pug">
 div
   .modal(v-bind:class='{open: isOpen}')
-    p(v-if="map_config") {{map_config.map_description}}
+    p(v-if="mapConfig") {{mapConfig.map_description}}
     p
       | このサイトのソースコードはオープンに公開しております。開発にご協力いただける方は、
       a(href="https://github.com/codeforjapan/mapprint") Code for Japan の Github リポジトリ
@@ -17,7 +17,7 @@ export default {
   props: ['isOpen'],
   data () {
     return {
-      map_config: this.$nuxt.$route.params.map ? require('~/assets/config/' + (this.$nuxt.$route.params.map)) : ''
+      mapConfig: this.$nuxt.$route.params.map ? require('~/assets/config/' + (this.$nuxt.$route.params.map)) : ''
     }
   },
   methods: {
diff --git a/components/PrintableMap.vue b/components/PrintableMap.vue
index eb101b6e..da8e3323 100644
--- a/components/PrintableMap.vue
+++ b/components/PrintableMap.vue
@@ -21,22 +21,22 @@ div
               template(slot="marker")
                 div.marker
                   span(
-                    :style="{background:map_config.layer_settings[marker.category].color}"
+                    :style="{background:mapConfig.layer_settings[marker.category].color}"
                     :class="{show: isDisplayAllCategory || activeCategory === marker.category}"
                   )
                     i(
-                      :class="[map_config.layer_settings[marker.category].icon_class, map_config.layer_settings[marker.category].class]"
-                      :style="{backgroundColor:map_config.layer_settings[marker.category].color}"
+                      :class="[mapConfig.layer_settings[marker.category].icon_class, mapConfig.layer_settings[marker.category].class]"
+                      :style="{backgroundColor:mapConfig.layer_settings[marker.category].color}"
                     )
                     b.number(
-                      :style="{background:map_config.layer_settings[marker.category].bg_color}"
+                      :style="{background:mapConfig.layer_settings[marker.category].bg_color}"
                     ) {{inBoundsMarkers.indexOf(marker) + 1}}
               MglPopup
                 div
                   div.popup-type
                     i(
-                      :class="[map_config.layer_settings[marker.category].icon_class, map_config.layer_settings[marker.category].class]"
-                      :style="{backgroundColor:map_config.layer_settings[marker.category].color}"
+                      :class="[mapConfig.layer_settings[marker.category].icon_class, mapConfig.layer_settings[marker.category].class]"
+                      :style="{backgroundColor:mapConfig.layer_settings[marker.category].color}"
                     )
                     span.popup-poi-type
                       | {{getMarkerCategoryText(marker.category, $i18n.locale)}}
@@ -53,7 +53,7 @@ div
             i.fas.fa-arrow-down
           .area-list-outer(:class='{open: isOpenAreaSelect}')
             ul.area-list.grid
-              li.area-item.col-12_xs-6(v-for='source in map_config.sources')
+              li.area-item.col-12_xs-6(v-for='source in mapConfig.sources')
                 label.area-label
                   input.area-input(
                     type='checkbox'
@@ -92,7 +92,7 @@ div
               simplebar(data-simplebar-auto-hide="false")
                 ul.legend-list
                   li.legend-item(
-                    v-for='(setting, category) in map_config.layer_settings'
+                    v-for='(setting, category) in mapConfig.layer_settings'
                     v-if="displayMarkersGroupByCategory.some((elm) => elm.category === category)"
                   )
                     span.legend-mark(
@@ -117,11 +117,11 @@ div
             :class='{show: isDisplayAllCategory || activeCategory === getMarkerCategoryText(group.category, $i18n.locale)}'
           )
             h2.list-title(
-              :style="{backgroundColor:map_config.layer_settings[group.category].color}"
+              :style="{backgroundColor:mapConfig.layer_settings[group.category].color}"
             )
               span.list-title-mark
                 i(
-                  :class="map_config.layer_settings[group.category].icon_class"
+                  :class="mapConfig.layer_settings[group.category].icon_class"
                 )
               span {{getMarkerCategoryText(group.category, $i18n.locale)}}
             ul.list-items.grid-noGutter
@@ -150,7 +150,7 @@ import { getNowYMD } from "~/lib/displayHelper";
 const crc16 = require("js-crc").crc16;
 let helper;
 export default {
-  props: ["map_config"],
+  props: ["mapConfig"],
   data() {
     let locale = "en";
     if (this.$i18n.locale === "ja") {
@@ -174,7 +174,7 @@ export default {
   },
   computed: {
     center() {
-      return this.map_config.center;
+      return this.mapConfig.center;
     },
     inBoundsMarkers() {
       const inBoundsMarkers = [];
@@ -225,7 +225,7 @@ export default {
     const area = [];
     const categories = {};
     const self = this;
-    this.map_config.sources.forEach((source) => {
+    this.mapConfig.sources.forEach((source) => {
       (async () => {
         if (source.show) {
           area.push(source.title);
@@ -236,7 +236,7 @@ export default {
         const [markers, updated_at] = helper.parse(
           source.type,
           data,
-          self.map_config.layer_settings,
+          self.mapConfig.layer_settings,
           source.updated_search_key
         );
         markers.map((marker) => {
@@ -244,7 +244,7 @@ export default {
         });
         source.updated_at = updated_at;
         Object.keys(categories).map((category) => {
-          const categoryExists = self.map_config.layer_settings[category];
+          const categoryExists = self.mapConfig.layer_settings[category];
 
           if (!categoryExists) {
             let color = "#";
@@ -256,7 +256,7 @@ export default {
             bg_color += ((parseInt(crc16(category.substr(0)), 16) % 32) + 128).toString(16);
             bg_color += ((parseInt(crc16(category.substr(1)), 16) % 32) + 128).toString(16);
             bg_color += ((parseInt(crc16(category.substr(2)), 16) % 32) + 128).toString(16);
-            self.map_config.layer_settings[category] = {
+            self.mapConfig.layer_settings[category] = {
               name: category,
               color,
               bg_color,
@@ -275,11 +275,11 @@ export default {
       const locationhash = window.location.hash.substr(1);
       let initbounds = helper.deserializeBounds(locationhash);
       this.map = this.$refs.map_obj;
-      if (initbounds != undefined) {
+      if (initbounds !== undefined) {
         this.map.map.fitBounds(initbounds, { linear: false });
       } else {
-        initbounds = helper.deserializeBounds(this.map_config.default_hash);
-        if (initbounds != undefined) {
+        initbounds = helper.deserializeBounds(this.mapConfig.default_hash);
+        if (initbounds !== undefined) {
           this.map.map.fitBounds(initbounds, { linear: false });
         }
       }
@@ -295,7 +295,7 @@ export default {
     setHash(bounds) {
       const s = helper.serializeBounds(bounds);
       const path = location.pathname;
-      if (s != this.previous_hash) {
+      if (s !== this.previous_hash) {
         window.history.pushState("", "", path + "#" + s);
       }
       this.previous_hash = s;
diff --git a/pages/map/_map.vue b/pages/map/_map.vue
index cdbf3b93..ab4be5f0 100644
--- a/pages/map/_map.vue
+++ b/pages/map/_map.vue
@@ -58,15 +58,15 @@ div.layout-map
                   option(v-for="locale in $i18n.locales" :value="switchLocalePath(locale.code)")
                     | {{ locale.name }}
             .title-outer
-              h1.title(v-if="map_config && $i18n.locale === 'ja'")
-                | {{map_config.map_title}}
+              h1.title(v-if="mapConfig && $i18n.locale === 'ja'")
+                | {{mapConfig.map_title}}
               h1.title(v-else)
-                | {{map_config.map_title_en}}
+                | {{mapConfig.map_title_en}}
               .datetime
                 | {{$t('map.printed_at')}} {{updated_at}}
           .qrcode
             vue-qrcode(v-bind:value='fullURL' tag="img")
-        printable-map(:map_config='map_config', v-if="map_config", @bounds-changed="updateQRCode")
+        printable-map(:mapConfig='mapConfig', v-if="mapConfig", @bounds-changed="updateQRCode")
         footer.footer
           .footer-logo
             img(src="~/assets/images/logo.png" width="895" height="160" :alt='$t("common.title")')
@@ -93,7 +93,7 @@ export default {
   },
   data () {
     return {
-      map_config: require('~/assets/config/' + (this.$nuxt.$route.params.map)),
+      mapConfig: require('~/assets/config/' + (this.$nuxt.$route.params.map)),
       locale: null,
       isOpenExplain: false,
       fullURL: null,
@@ -102,19 +102,19 @@ export default {
   },
   head () {
     let title, description
-    const image = this.map_config.map_image ? this.map_config.map_image : 'logo.png'
+    const image = this.mapConfig.map_image ? this.mapConfig.map_image : 'logo.png'
     switch (this.$i18n.locale) {
       case 'ja':
-        title = this.map_config.map_title
-        description = this.map_config.map_description
+        title = this.mapConfig.map_title
+        description = this.mapConfig.map_description
         break
       case 'en':
-        title = this.map_config.map_title_en
-        description = this.map_config.map_description_en
+        title = this.mapConfig.map_title_en
+        description = this.mapConfig.map_description_en
         break
       default:
-        title = this.map_config.map_title_en
-        description = this.map_config.map_description_en
+        title = this.mapConfig.map_title_en
+        description = this.mapConfig.map_description_en
         break
     }
     return {