diff --git a/components/ActionSheetComponents/EachTrainInfo.js b/components/ActionSheetComponents/EachTrainInfo.js
index 83bf1b4..73972f0 100644
--- a/components/ActionSheetComponents/EachTrainInfo.js
+++ b/components/ActionSheetComponents/EachTrainInfo.js
@@ -81,11 +81,89 @@ export const EachTrainInfo = ({
     return StationNumbers[0];
   });
   function findReversalPoints(array) {
-    return null;
+    // arrayは現在位置の駅ID(駅在宅の場合は1つの配列、駅間の場合は2つの配列)
+    // stopStationIDListは停車駅の駅IDの配列
+    const arrayNumber = array.map((d) => ({
+      line: d
+        .split("")
+        .filter((s) => "A" < s && s < "Z")
+        .join(""),
+      ID: d
+        .split("")
+        .filter((s) => "0" <= s && s <= "9")
+        .join(""),
+    }));
+    const stopStationIDListNumber = stopStationIDList.map((d) => {
+      if (!d) return { line: [], ID: [] };
+      return {
+        line: d
+          .split("")
+          .filter((s) => "A" < s && s < "Z")
+          .join(""),
+        ID: d
+          .split("")
+          .filter((s) => "0" <= s && s <= "9")
+          .join(""),
+      };
+    });
+    // 完全一致
+    if (array.length == 1) {
+      const index = stopStationIDList.indexOf(array[0]);
+      if (index != -1) return [index];
+      // 通過駅の場合
+      for (let i = 0; i < stopStationIDListNumber.length - 1; i++) {
+        if (stopStationIDListNumber[i].ID < arrayNumber[0].ID) {
+          if (stopStationIDListNumber[i + 1].ID > arrayNumber[0].ID) {
+            return [i + 1];
+          }
+        }
+        if (stopStationIDListNumber[i].ID > arrayNumber[0].ID) {
+          if (stopStationIDListNumber[i + 1].ID < arrayNumber[0].ID) {
+            return [i + 1];
+          }
+        }
+      }
+    }
+    // 駅間の場合
+    if (array.length == 2) {
+      const index1 = stopStationIDList.indexOf(array[0]);
+      const index2 = stopStationIDList.indexOf(array[1]);
+      console.log(index1, index2);
+      if (index1 != -1 && index2 != -1) {
+        // 駅間で通過駅も無い場合
+        if (index1 < index2) {
+          if (index1 + 1 == index2) {
+            return [index2];
+          } else {
+            const returnArray = [];
+            for (let i = index1 + 1; i <= index2; i++) {
+              returnArray.push(i);
+            }
+            return returnArray;
+          }
+        }
+        if (index1 > index2) {
+          if (index2 + 1 == index1) return [index1];
+          else {
+            const returnArray = [];
+            for (let i = index2 + 1; i <= index1; i++) {
+              returnArray.push(i);
+            }
+            return returnArray;
+          }
+        }
+      } else {
+      }
+
+      // 通過駅の場合
+    }
+
+    return [];
   }
 
   // 使用例
   const points = findReversalPoints(currentPosition);
+  console.log(points);
 
   useEffect(() => {
     console.log(data);
@@ -435,7 +513,7 @@ export const EachTrainInfo = ({
                     >
                       見込
                     </Text>
-                    <Text style={{ fontSize: 20, width: 50 }}>着発</Text>
+                    <Text style={{ fontSize: 20, width: 50 }}></Text>
                   </View>
                 </View>
               </View>
@@ -537,6 +615,9 @@ export const EachTrainInfo = ({
                       >
                         <Text style={{ fontSize: 20 }}>{station}</Text>
                         <View style={{ flex: 1 }} />
+                        {points.findIndex((d) => d == index) >= 0 ? (
+                          <Text>ほげ</Text>
+                        ) : null}
                         {!isNaN(data.trainData?.delay) &&
                           data.trainData?.delay != 0 && (
                             <Text
@@ -566,7 +647,9 @@ export const EachTrainInfo = ({
                         >
                           {timeString[0]}:{timeString[1]}
                         </Text>
-                        <Text style={{ fontSize: 18, width: 50 }}>({se})</Text>
+                        <Text style={{ fontSize: 18, width: 50 }}>
+                          {se?.replace("発", "出発").replace("着", "到着")}
+                        </Text>
                       </View>
                     </View>
                   </TouchableWithoutFeedback>