diff --git a/optuna_dashboard/_app.py b/optuna_dashboard/_app.py
index 2401f3f0..0ec82fe8 100644
--- a/optuna_dashboard/_app.py
+++ b/optuna_dashboard/_app.py
@@ -40,7 +40,7 @@ from .artifact._backend import register_artifact_route
 from .artifact._backend_to_store import to_artifact_store
 from .preferential._study import _SYSTEM_ATTR_PREFERENTIAL_STUDY
 from .preferential._study import get_best_trials as get_best_preferential_trials
-from .preferential._system_attrs import report_preferences
+from .preferential._system_attrs import report_preferences, report_skip
 
 
 if typing.TYPE_CHECKING:
@@ -331,6 +331,23 @@ def create_app(
         response.status = 204
         return {}
 
+    @app.post("/api/studies/<study_id:int>/<trial_id:int>/skip")
+    @json_api_view
+    def skip_trial(study_id: int, trial_id: int) -> dict[str, Any]:
+        summary = get_study_summary(storage, study_id)
+        if summary is None:
+            response.status = 404  # Not found
+            return {"reason": f"study_id={study_id} is not found"}
+        system_attrs = getattr(summary, "system_attrs", {})
+        is_preferential = system_attrs.get(_SYSTEM_ATTR_PREFERENTIAL_STUDY, False)
+        if not is_preferential:
+            response.status = 400  # Bad request
+            return {"reason": "The study is not preferential."}
+
+        report_skip(study_id, trial_id, storage)
+        response.status = 204  # No content
+        return {}
+
     @app.put("/api/studies/<study_id:int>/<trial_id:int>/note")
     @json_api_view
     def save_trial_note(study_id: int, trial_id: int) -> dict[str, Any]:
diff --git a/optuna_dashboard/preferential/_study.py b/optuna_dashboard/preferential/_study.py
index 271eabfd..d74fbf14 100644
--- a/optuna_dashboard/preferential/_study.py
+++ b/optuna_dashboard/preferential/_study.py
@@ -12,8 +12,11 @@ from optuna.samplers import BaseSampler
 from optuna.samplers import RandomSampler
 from optuna.trial import FrozenTrial
 from optuna.trial import TrialState
-from optuna_dashboard.preferential._system_attrs import get_preferences
-from optuna_dashboard.preferential._system_attrs import report_preferences
+from optuna_dashboard.preferential._system_attrs import (
+    get_preferences,
+    report_preferences,
+    _SYSTEM_ATTR_SKIP_TRIAL,
+)
 
 
 _logger = logging.get_logger(__name__)
@@ -265,7 +268,12 @@ def get_best_trials(study_id: int, storage: optuna.storages.BaseStorage) -> list
     ]
     preferences = get_preferences(study_id, storage)
     worse_numbers = {worse for _, worse in preferences}
-    return [copy.deepcopy(t) for t in ready_trials if t.number not in worse_numbers]
+    skiped_numbers = storage.get_study_system_attrs(study_id).get(_SYSTEM_ATTR_SKIP_TRIAL, [])
+    return [
+        copy.deepcopy(t)
+        for t in ready_trials
+        if t.number not in worse_numbers and t.number not in skiped_numbers
+    ]
 
 
 def create_study(
diff --git a/optuna_dashboard/preferential/_system_attrs.py b/optuna_dashboard/preferential/_system_attrs.py
index fdd9db35..0c2c8777 100644
--- a/optuna_dashboard/preferential/_system_attrs.py
+++ b/optuna_dashboard/preferential/_system_attrs.py
@@ -9,6 +9,7 @@ from .._storage import get_study_summary
 
 
 _SYSTEM_ATTR_PREFIX_PREFERENCE = "preference:values"
+_SYSTEM_ATTR_SKIP_TRIAL = "preference:skip_trial"
 
 
 def report_preferences(
@@ -44,3 +45,19 @@ def get_preferences(
             continue
         preferences.extend(v)  # type: ignore
     return preferences
+
+
+def report_skip(
+    study_id: int,
+    trial_id: int,
+    storage: BaseStorage,
+):
+    system_attrs = storage.get_study_system_attrs(study_id)
+    trial_skiped: list[int] = system_attrs.get(_SYSTEM_ATTR_SKIP_TRIAL, [])
+    trial_number = storage.get_trial(trial_id).number
+    trial_skiped.append(trial_number)
+    storage.set_study_system_attr(
+        study_id=study_id,
+        key=_SYSTEM_ATTR_SKIP_TRIAL,
+        value=trial_skiped,
+    )
diff --git a/optuna_dashboard/ts/action.ts b/optuna_dashboard/ts/action.ts
index c0fed1aa..017751fa 100644
--- a/optuna_dashboard/ts/action.ts
+++ b/optuna_dashboard/ts/action.ts
@@ -15,6 +15,7 @@ import {
   getMetaInfoAPI,
   deleteArtifactAPI,
   reportPreferenceAPI,
+  skipPreferentialTrialAPI,
 } from "./apiClient"
 import {
   graphVisibilityState,
@@ -598,6 +599,16 @@ export const actionCreator = () => {
     })
   }
 
+  const skipPreferentialTrial = (studyId: number, trialId: number) => {
+    skipPreferentialTrialAPI(studyId, trialId).catch((err) => {
+      const reason = err.response?.data.reason
+      enqueueSnackbar(`Failed to skip trial. Reason: ${reason}`, {
+        variant: "error",
+      })
+      console.log(err)
+    })
+  }
+
   return {
     updateAPIMeta,
     updateStudyDetail,
@@ -618,6 +629,7 @@ export const actionCreator = () => {
     makeTrialFail,
     saveTrialUserAttrs,
     updatePreference,
+    skipPreferentialTrial,
   }
 }
 
diff --git a/optuna_dashboard/ts/apiClient.ts b/optuna_dashboard/ts/apiClient.ts
index 5068dc3e..25ca3541 100644
--- a/optuna_dashboard/ts/apiClient.ts
+++ b/optuna_dashboard/ts/apiClient.ts
@@ -326,3 +326,14 @@ export const reportPreferenceAPI = (
       return
     })
 }
+
+export const skipPreferentialTrialAPI = (
+  studyId: number,
+  trialId: number
+): Promise<void> => {
+  return axiosInstance
+    .post<void>(`/api/studies/${studyId}/${trialId}/skip`)
+    .then(() => {
+      return
+    })
+}
diff --git a/optuna_dashboard/ts/components/PreferentialTrials.tsx b/optuna_dashboard/ts/components/PreferentialTrials.tsx
index 9b57586d..c6e7eeb0 100644
--- a/optuna_dashboard/ts/components/PreferentialTrials.tsx
+++ b/optuna_dashboard/ts/components/PreferentialTrials.tsx
@@ -28,6 +28,15 @@ const PreferentialTrial: FC<{
       >
         Trial {trial.number} (trial_id={trial.trial_id})
       </Typography>
+      <Button
+        variant="outlined"
+        onClick={() => {
+          hideTrial()
+          action.skipPreferentialTrial(trial.study_id, trial.trial_id)
+        }}
+      >
+        Reload
+      </Button>
       <Button
         variant="outlined"
         onClick={() => {