diff --git a/src/hooks/module/useModuleBasicSetting.js b/src/hooks/module/useModuleBasicSetting.js
index 7a72a379..980460dc 100644
--- a/src/hooks/module/useModuleBasicSetting.js
+++ b/src/hooks/module/useModuleBasicSetting.js
@@ -766,6 +766,7 @@ export function useModuleBasicSetting() {
   }
 
   const calculateForApi = (moduleSetupArray) => {
+    // TODO : 현재는 남쪽기준. 동,서,북 분기처리 필요
     const centerPoints = []
     moduleSetupArray.forEach((module, index) => {
       module.tempIndex = index
@@ -825,10 +826,6 @@ export function useModuleBasicSetting() {
         exposedHalfBottom++
         return
       }
-      if (leftBottomCnt + rightBottomCnt === 0) {
-        exposedBottom++
-        return
-      }
     })
     // 노출상면 체크
 
@@ -858,6 +855,22 @@ export function useModuleBasicSetting() {
         return
       }
     })
+    // 완전 노출 하면 계산
+
+    /*const cells = canvas.getObjects().filter((obj) => polygon.id === obj.parentId)
+    const points = cells.map((cell) => {
+      return cell.getCenterPoint()
+    })*/
+    const groupPoints = groupCoordinates(centerPoints)
+
+    groupPoints.forEach((group) => {
+      // 각 그룹에서 y값이 큰 값을 찾는다.
+      // 그리고 그 y값과 같은 값을 가지는 centerPoint를 찾는다.
+      const maxY = group.reduce((acc, cur) => (acc.y > cur.y ? acc : cur)).y
+      const maxYCenterPoint = group.filter((centerPoint) => Math.abs(centerPoint.y - maxY) < 2)
+      exposedBottom += maxYCenterPoint.length
+    })
+
     return {
       exposedBottom,
       exposedHalfBottom,
@@ -868,6 +881,49 @@ export function useModuleBasicSetting() {
     }
   }
 
+  // polygon 내부 cell들의 centerPoint 배열을 그룹화 해서 반환
+  const groupCoordinates = (points) => {
+    const groups = []
+    const visited = new Set()
+    const width = 100
+    const height = 100
+    const horizonPadding = 5 // 가로 패딩
+    const verticalPadding = 3 // 세로 패딩
+
+    function isAdjacent(p1, p2) {
+      const dx = Math.abs(p1.x - p2.x)
+      const dy = Math.abs(p1.y - p2.y)
+      return (
+        (dx === width + horizonPadding && dy === 0) ||
+        (dx === 0 && dy === height + verticalPadding) ||
+        (dx === width / 2 + horizonPadding / 2 && dy === height + verticalPadding)
+      )
+    }
+
+    function dfs(point, group) {
+      visited.add(`${point.x},${point.y}`)
+      group.push(point)
+
+      for (const nextPoint of points) {
+        const key = `${nextPoint.x},${nextPoint.y}`
+        if (!visited.has(key) && isAdjacent(point, nextPoint)) {
+          dfs(nextPoint, group)
+        }
+      }
+    }
+
+    for (const point of points) {
+      const key = `${point.x},${point.y}`
+      if (!visited.has(key)) {
+        const group = []
+        dfs(point, group)
+        groups.push(group)
+      }
+    }
+
+    return groups
+  }
+
   const coordToTurfPolygon = (points) => {
     const coordinates = points.map((point) => [point.x, point.y])
     coordinates.push(coordinates[0])