diff --git a/data/src/main/kotlin/com/bff/wespot/data/repository/auth/AuthRepositoryImpl.kt b/data/src/main/kotlin/com/bff/wespot/data/repository/auth/AuthRepositoryImpl.kt
new file mode 100644
index 00000000..8cb0ac36
--- /dev/null
+++ b/data/src/main/kotlin/com/bff/wespot/data/repository/auth/AuthRepositoryImpl.kt
@@ -0,0 +1,24 @@
+package com.bff.wespot.data.repository.auth
+
+import com.bff.wespot.data.mapper.auth.toDto
+import com.bff.wespot.domain.repository.auth.AuthRepository
+import com.bff.wespot.model.auth.request.KakaoAuthToken
+import com.bff.wespot.model.auth.response.AuthToken
+import com.bff.wespot.model.auth.response.School
+import com.bff.wespot.network.model.auth.response.SchoolDto
+import com.bff.wespot.network.source.auth.AuthDataSource
+import javax.inject.Inject
+
+class AuthRepositoryImpl @Inject constructor(
+    private val authDataSource: AuthDataSource
+) : AuthRepository {
+    override suspend fun getSchoolList(search: String): Result<List<School>> =
+        authDataSource
+            .getSchoolList(search)
+            .map { it.schools.map(SchoolDto::toSchool) }
+
+    override suspend fun sendKakaoToken(token: KakaoAuthToken): Result<AuthToken> =
+        authDataSource
+            .sendKakaoToken(token.toDto())
+            .map { it.toAuthToken() }
+}
\ No newline at end of file
diff --git a/data/src/main/kotlin/com/bff/wespot/data/repository/message/AuthRepositoryImpl.kt b/data/src/main/kotlin/com/bff/wespot/data/repository/message/AuthRepositoryImpl.kt
deleted file mode 100644
index 5136983f..00000000
--- a/data/src/main/kotlin/com/bff/wespot/data/repository/message/AuthRepositoryImpl.kt
+++ /dev/null
@@ -1,17 +0,0 @@
-package com.bff.wespot.data.repository.message
-
-import com.bff.wespot.domain.repository.auth.AuthRepository
-import com.bff.wespot.model.auth.School
-import com.bff.wespot.network.model.auth.SchoolDto
-import com.bff.wespot.network.source.auth.AuthDataSource
-import javax.inject.Inject
-
-class AuthRepositoryImpl @Inject constructor(
-    private val authDataSource: AuthDataSource
-) : AuthRepository {
-    override suspend fun getSchoolList(search: String): Result<List<School>> =
-        authDataSource
-            .getSchoolList(search)
-            .map { it.schools.map(SchoolDto::toSchool) }
-
-}
\ No newline at end of file
diff --git a/domain/build.gradle.kts b/domain/build.gradle.kts
index f0841e34..eb9569bb 100644
--- a/domain/build.gradle.kts
+++ b/domain/build.gradle.kts
@@ -10,4 +10,5 @@ dependencies {
     implementation(project(":core:model"))
 
     implementation(libs.java.inject)
+    implementation(libs.kotlin.coroutines)
 }
diff --git a/domain/src/main/kotlin/com/bff/wespot/domain/repository/DataStoreRepository.kt b/domain/src/main/kotlin/com/bff/wespot/domain/repository/DataStoreRepository.kt
new file mode 100644
index 00000000..6b2864bb
--- /dev/null
+++ b/domain/src/main/kotlin/com/bff/wespot/domain/repository/DataStoreRepository.kt
@@ -0,0 +1,10 @@
+package com.bff.wespot.domain.repository
+
+import kotlinx.coroutines.flow.Flow
+
+interface DataStoreRepository {
+    suspend fun saveString(key: String, value: String)
+    fun getString(key: String): Flow<String>
+    suspend fun saveBoolean(key: String, value: Boolean)
+    fun getBoolean(key: String): Flow<Boolean>
+}
\ No newline at end of file
diff --git a/domain/src/main/kotlin/com/bff/wespot/domain/usecase/KakaoLoginUseCase.kt b/domain/src/main/kotlin/com/bff/wespot/domain/usecase/KakaoLoginUseCase.kt
index a810958a..5d578961 100644
--- a/domain/src/main/kotlin/com/bff/wespot/domain/usecase/KakaoLoginUseCase.kt
+++ b/domain/src/main/kotlin/com/bff/wespot/domain/usecase/KakaoLoginUseCase.kt
@@ -1,14 +1,26 @@
 package com.bff.wespot.domain.usecase
 
+import com.bff.wespot.domain.repository.DataStoreRepository
+import com.bff.wespot.domain.repository.auth.AuthRepository
 import com.bff.wespot.domain.repository.auth.KakaoLoginManager
+import com.bff.wespot.domain.util.DataStoreKey
 import javax.inject.Inject
+import javax.xml.crypto.Data
 
 class KakaoLoginUseCase @Inject constructor(
     val kakaoLoginManager: KakaoLoginManager,
+    val authRepository: AuthRepository,
+    val dataStoreRepository: DataStoreRepository
 ) {
-    // 나중에 authrepository랑 연결될 예정
     suspend inline fun invoke() {
         val result = kakaoLoginManager.loginWithKakao()
-        println("token $result")
+        authRepository.sendKakaoToken(result)
+            .onSuccess {
+                dataStoreRepository.saveString(DataStoreKey.ACCESS_TOKEN, it.accessToken)
+                dataStoreRepository.saveString(DataStoreKey.REFRESH_TOKEN, it.refreshToken)
+            }
+            .onFailure {
+                throw(it)
+            }
     }
 }
diff --git a/domain/src/main/kotlin/com/bff/wespot/domain/util/DataStoreKey.kt b/domain/src/main/kotlin/com/bff/wespot/domain/util/DataStoreKey.kt
new file mode 100644
index 00000000..4f979a70
--- /dev/null
+++ b/domain/src/main/kotlin/com/bff/wespot/domain/util/DataStoreKey.kt
@@ -0,0 +1,6 @@
+package com.bff.wespot.domain.util
+
+object DataStoreKey {
+    const val ACCESS_TOKEN = "access_token"
+    const val REFRESH_TOKEN = "refresh_token"
+}
\ No newline at end of file
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 4d3321a3..f35e4e78 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -13,6 +13,7 @@ core-ktx = "1.13.1"
 ksp = "2.0.0-1.0.22"
 ktlint = "12.1.1"
 detekt = "1.23.6"
+kotlinx-coroutines = "1.7.1"
 java-inject = "1"
 
 lifecycle-runtime-ktx = "2.8.2"
@@ -49,6 +50,7 @@ kotlin-gradle = { group = "org.jetbrains.kotlin", name = "kotlin-gradle-plugin",
 kotlin-serialization-json = { group = "org.jetbrains.kotlinx", name = "kotlinx-serialization-json", version.ref = "kotlinx-serialization-json" }
 kotlinx-collections-immutable = { group = "org.jetbrains.kotlinx", name = "kotlinx-collections-immutable", version.ref = "kotlinx-collections-immutable" }
 detekt-formatting = { module = "io.gitlab.arturbosch.detekt:detekt-formatting", version.ref = "detekt" }
+kotlin-coroutines = { group = "org.jetbrains.kotlinx", name = "kotlinx-coroutines-android", version.ref = "kotlinx-coroutines" }
 java-inject = { module = "javax.inject:javax.inject", version.ref = "java-inject" }
 
 androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "core-ktx" }