diff --git a/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerFeature.swift b/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerFeature.swift
index a03ed829..0f982c5f 100644
--- a/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerFeature.swift
+++ b/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerFeature.swift
@@ -24,6 +24,22 @@ extension QuestionAndAnswerFeature {
         state.configurePingPong(pingPong)
         return .none
         
+      case let .focusedFieldDidChanged(field):
+        guard let previousFocusedField = state.focusedField else {
+          state.focusedField = field
+          return .none
+        }
+        
+        if (previousFocusedField == .firstLetter && state.firstLetterTextFieldContent.count >= 50) ||
+            (previousFocusedField == .secondLetter && state.secondLetterTextFieldContent.count >= 50) ||
+            (previousFocusedField  == .thirdLetter && state.thirdLetterTextFieldContent.count >= 50) {
+          state.textFieldState = .active
+        } else {
+          state.textFieldState = .enabled
+        }
+
+        return .none
+        
       case let .texFieldDidFocused(isFocused):
         state.textFieldState = isFocused ? .focused : .active
         return .none
diff --git a/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerFeatureInterface.swift b/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerFeatureInterface.swift
index 770ba42a..f04ba697 100644
--- a/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerFeatureInterface.swift
+++ b/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerFeatureInterface.swift
@@ -20,6 +20,12 @@ public struct QuestionAndAnswerFeature {
     self.reducer = reducer
   }
   
+  public enum FocusField: Hashable {
+    case firstLetter
+    case secondLetter
+    case thirdLetter
+  }
+  
   @ObservableState
   public struct State: Equatable {
     let bottleID: Int
@@ -82,7 +88,8 @@ public struct QuestionAndAnswerFeature {
     var thirdLetterTextFieldContent: String
     
     var textFieldState: TextFieldState
-    
+    var focusedField: FocusField? = nil
+
     // 사진 선택
     var photoShareIsActive: Bool {
       guard let photoStatus = pingPong?.photo.photoStatus
@@ -177,6 +184,7 @@ public struct QuestionAndAnswerFeature {
     case stopTalkButtonDidTapped
     case refreshDidPulled
     
+    case focusedFieldDidChanged(FocusField?)
     // ETC.
     case binding(BindingAction<State>)
     
diff --git a/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerView.swift b/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerView.swift
index 24270272..23b2f9a1 100644
--- a/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerView.swift
+++ b/Projects/Feature/BottleStorage/Interface/Sources/PingPongDetail/View/SubViews/QuestionAndAnswer/QuestionAndAnswerView.swift
@@ -14,7 +14,7 @@ import ComposableArchitecture
 
 public struct QuestionAndAnswerView: View {
   @Perception.Bindable private var store: StoreOf<QuestionAndAnswerFeature>
-  @FocusState private var isTextFieldFocused: Bool
+  @FocusState private var focusedField: QuestionAndAnswerFeature.FocusField?
           
   public init(store: StoreOf<QuestionAndAnswerFeature>) {
     self.store = store
@@ -39,8 +39,8 @@ public struct QuestionAndAnswerView: View {
               ))
             }
           )
-          .focused($isTextFieldFocused)
-          
+          .focused($focusedField, equals: .firstLetter)
+
           QuestionPingPongView(
             pingpongTitle: "두 번째 질문",
             textFieldContent: $store.secondLetterTextFieldContent,
@@ -55,8 +55,8 @@ public struct QuestionAndAnswerView: View {
               ))
             }
           )
-          .focused($isTextFieldFocused)
-          
+          .focused($focusedField, equals: .secondLetter)
+
           QuestionPingPongView(
             pingpongTitle: "세 번째 질문",
             textFieldContent: $store.thirdLetterTextFieldContent,
@@ -71,8 +71,8 @@ public struct QuestionAndAnswerView: View {
               ))
             }
           )
-          .focused($isTextFieldFocused)
-          
+          .focused($focusedField, equals: .thirdLetter)
+
           PhotoSharePingPongView(
             isActive: store.photoShareIsActive,
             pingPongTitle: "사진 공개",
@@ -117,11 +117,8 @@ public struct QuestionAndAnswerView: View {
         }
         .padding(.md)
         .frame(maxWidth: .infinity)
-        .onChange(of: isTextFieldFocused) { isFocused in
-          store.send(.texFieldDidFocused(isFocused: isFocused))
-        }
-        .onChange(of: store.textFieldState) { textFieldState in
-          isTextFieldFocused = textFieldState == .active || textFieldState == .enabled ? false : true
+        .onChange(of: focusedField) { field in
+          store.send(.focusedFieldDidChanged(field))
         }
       }
       .refreshable {
diff --git a/Projects/Shared/DesignSystem/Sources/Components/TextField/LinesTextField/LinesTextField.swift b/Projects/Shared/DesignSystem/Sources/Components/TextField/LinesTextField/LinesTextField.swift
index a8dd57db..ea971cb9 100644
--- a/Projects/Shared/DesignSystem/Sources/Components/TextField/LinesTextField/LinesTextField.swift
+++ b/Projects/Shared/DesignSystem/Sources/Components/TextField/LinesTextField/LinesTextField.swift
@@ -109,6 +109,10 @@ private extension LinesTextField {
           if newValue.count >= textLimit {
             text = String(text.prefix(textLimit))
           }
+          
+          if newValue.count == 0 {
+            textFieldState = .enabled
+          }
         }
     }
   }