diff --git a/standalone_app/src/components/PlotIntermediateValues.tsx b/standalone_app/src/components/PlotIntermediateValues.tsx
new file mode 100644
index 00000000..4feb0b33
--- /dev/null
+++ b/standalone_app/src/components/PlotIntermediateValues.tsx
@@ -0,0 +1,100 @@
+import * as plotly from "plotly.js-dist-min"
+import React, { FC, useEffect } from "react"
+import { Box, Typography, useTheme, CardContent, Card } from "@mui/material"
+import { plotlyDarkTemplate } from "../PlotlyDarkMode"
+
+const plotDomId = "graph-intermediate-values"
+
+export const PlotIntermediateValues: FC<{
+  trials: Trial[]
+  includePruned: boolean
+  logScale: boolean
+}> = ({ trials, includePruned, logScale }) => {
+  const theme = useTheme()
+
+  useEffect(() => {
+    plotIntermediateValue(
+      trials,
+      theme.palette.mode,
+      false,
+      !includePruned,
+      logScale
+    )
+  }, [trials, theme.palette.mode, false, includePruned, logScale])
+
+  return (
+    <Card>
+      <CardContent>
+        <Typography
+          variant="h6"
+          sx={{ margin: "1em 0", fontWeight: theme.typography.fontWeightBold }}
+        >
+          Intermediate values
+        </Typography>
+        <Box id={plotDomId} sx={{ height: "450px" }} />
+      </CardContent>
+    </Card>
+  )
+}
+
+const plotIntermediateValue = (
+  trials: Trial[],
+  mode: string,
+  filterCompleteTrial: boolean,
+  filterPrunedTrial: boolean,
+  logScale: boolean
+) => {
+  if (document.getElementById(plotDomId) === null) {
+    return
+  }
+
+  const layout: Partial<plotly.Layout> = {
+    margin: {
+      l: 50,
+      t: 0,
+      r: 50,
+      b: 0,
+    },
+    yaxis: {
+      title: "Objective Value",
+      type: logScale ? "log" : "linear",
+    },
+    xaxis: {
+      title: "Step",
+      type: "linear",
+    },
+    uirevision: "true",
+    template: mode === "dark" ? plotlyDarkTemplate : {},
+  }
+  if (trials.length === 0) {
+    plotly.react(plotDomId, [], layout)
+    return
+  }
+
+  const filteredTrials = trials.filter(
+    (t) =>
+      (!filterCompleteTrial && t.state === "Complete") ||
+      (!filterPrunedTrial &&
+        t.state === "Pruned" &&
+        t.values &&
+        t.values.length > 0) ||
+      t.state == "Running"
+  )
+  const plotData: Partial<plotly.PlotData>[] = filteredTrials.map((trial) => {
+    const values = trial.intermediate_values.filter(
+      (iv) => iv.value !== "inf" && iv.value !== "-inf" && iv.value !== "nan"
+    )
+    return {
+      x: values.map((iv) => iv.step),
+      y: values.map((iv) => iv.value),
+      marker: { maxdisplayed: 10 },
+      mode: "lines+markers",
+      type: "scatter",
+      name:
+        trial.state !== "Running"
+          ? `trial #${trial.number}`
+          : `trial #${trial.number} (running)`,
+    }
+  })
+  plotly.react(plotDomId, plotData, layout)
+}
diff --git a/standalone_app/src/components/StudyDetail.tsx b/standalone_app/src/components/StudyDetail.tsx
index 5ba84239..c1619cb5 100644
--- a/standalone_app/src/components/StudyDetail.tsx
+++ b/standalone_app/src/components/StudyDetail.tsx
@@ -11,6 +11,7 @@ import {
   Card,
   CardContent,
 } from "@mui/material"
+import Grid2 from "@mui/material/Unstable_Grid2"
 import { Home } from "@mui/icons-material"
 import Brightness4Icon from "@mui/icons-material/Brightness4"
 import Brightness7Icon from "@mui/icons-material/Brightness7"
@@ -19,6 +20,7 @@ import { studiesState } from "../state"
 import { TrialTable } from "./TrialTable"
 import { PlotHistory } from "./PlotHistory"
 import { PlotImportance } from "./PlotImportance"
+import { PlotIntermediateValues } from "./PlotIntermediateValues"
 
 const useStudyValue = (idx: number): Study | null => {
   const studies = useRecoilValue<Study[]>(studiesState)
@@ -83,7 +85,7 @@ export const StudyDetail: FC<{
           },
         }}
       >
-        <div>
+        <>
           <Typography
             variant="h4"
             sx={{
@@ -102,17 +104,34 @@ export const StudyDetail: FC<{
               <PlotHistory study={study} />
             </CardContent>
           </Card>
-          <Card sx={{ margin: theme.spacing(2) }}>
-            <CardContent>
-              {!!study && <PlotImportance study={study} />}
-            </CardContent>
-          </Card>
+          <Grid2 container spacing={0}>
+            <Grid2 xs={6}>
+              <Card sx={{ margin: theme.spacing(2) }}>
+                <CardContent>
+                  {!!study && <PlotImportance study={study} />}
+                </CardContent>
+              </Card>
+            </Grid2>
+            <Grid2 xs={6}>
+              <Card sx={{ margin: theme.spacing(2) }}>
+                <CardContent>
+                  {!!study && (
+                    <PlotIntermediateValues
+                      trials={study.trials}
+                      includePruned={false}
+                      logScale={false}
+                    />
+                  )}
+                </CardContent>
+              </Card>
+            </Grid2>
+          </Grid2>
           <Card sx={{ margin: theme.spacing(2) }}>
             <CardContent>
               {!!study && <TrialTable study={study} initialRowsPerPage={10} />}
             </CardContent>
           </Card>
-        </div>
+        </>
       </Container>
     </div>
   )
diff --git a/standalone_app/src/components/TrialTable.tsx b/standalone_app/src/components/TrialTable.tsx
index 97c14ea0..58d2d101 100644
--- a/standalone_app/src/components/TrialTable.tsx
+++ b/standalone_app/src/components/TrialTable.tsx
@@ -20,36 +20,6 @@ export const TrialTable: FC<{
     },
   ]
 
-  study.union_search_space.forEach((s) => {
-    columns.push({
-      field: "params",
-      label: `Param ${s.name}`,
-      toCellValue: (i) =>
-        trials[i].params.find((p) => p.name === s.name)?.param_internal_value ||
-        null,
-      sortable: true,
-      filterable: false,
-      less: (firstEl, secondEl): number => {
-        const firstVal = firstEl.params.find(
-          (p) => p.name === s.name
-        )?.param_internal_value
-        const secondVal = secondEl.params.find(
-          (p) => p.name === s.name
-        )?.param_internal_value
-
-        if (firstVal === secondVal) {
-          return 0
-        } else if (firstVal && secondVal) {
-          return firstVal < secondVal ? 1 : -1
-        } else if (firstVal) {
-          return -1
-        } else {
-          return 1
-        }
-      },
-    })
-  })
-
   if (study === null || study.directions.length == 1) {
     columns.push({
       field: "values",
@@ -117,6 +87,66 @@ export const TrialTable: FC<{
     columns.push(...objectiveColumns)
   }
 
+  study.union_search_space.forEach((s) => {
+    columns.push({
+      field: "params",
+      label: `Param ${s.name}`,
+      toCellValue: (i) =>
+        trials[i].params.find((p) => p.name === s.name)?.param_external_value ??
+        null,
+      sortable: true,
+      filterable: false,
+      less: (firstEl, secondEl): number => {
+        const firstVal = firstEl.params.find(
+          (p) => p.name === s.name
+        )?.param_internal_value
+        const secondVal = secondEl.params.find(
+          (p) => p.name === s.name
+        )?.param_internal_value
+
+        if (firstVal === secondVal) {
+          return 0
+        } else if (firstVal && secondVal) {
+          return firstVal < secondVal ? 1 : -1
+        } else if (firstVal) {
+          return -1
+        } else {
+          return 1
+        }
+      },
+    })
+  })
+
+  study.union_user_attrs.forEach((attr_spec) => {
+    columns.push({
+      field: "user_attrs",
+      label: `UserAttribute ${attr_spec.key}`,
+      toCellValue: (i) =>
+        trials[i].user_attrs.find((attr) => attr.key === attr_spec.key)
+          ?.value || null,
+      sortable: attr_spec.sortable,
+      filterable: false,
+      less: (firstEl, secondEl): number => {
+        const firstVal = firstEl.user_attrs.find(
+          (attr) => attr.key === attr_spec.key
+        )?.value
+        const secondVal = secondEl.user_attrs.find(
+          (attr) => attr.key === attr_spec.key
+        )?.value
+
+        if (firstVal === secondVal) {
+          return 0
+        } else if (firstVal && secondVal) {
+          return firstVal < secondVal ? 1 : -1
+        } else if (firstVal) {
+          return -1
+        } else {
+          return 1
+        }
+      },
+    })
+  })
+
   return (
     <DataGrid<Trial>
       columns={columns}
diff --git a/standalone_app/src/sqlite3.ts b/standalone_app/src/sqlite3.ts
index 5996be5c..00570f9a 100644
--- a/standalone_app/src/sqlite3.ts
+++ b/standalone_app/src/sqlite3.ts
@@ -80,30 +80,25 @@ const getStudies = (db: SQLite3DB): Study[] => {
 
       const trials = getTrials(db, studyId)
       const union_search_space: SearchSpaceItem[] = []
+      const union_user_attrs: AttributeSpec[] = []
       let intersection_search_space: Set<SearchSpaceItem> = new Set()
       trials.forEach((trial) => {
-        const params: TrialParam[] = []
-        const param_names = new Set<string>()
-        db.exec({
-          sql:
-            "SELECT param_name, param_value" +
-            ` FROM trial_params WHERE trial_id = ${trial.trial_id}`,
-          // eslint-disable-next-line @typescript-eslint/no-explicit-any
-          callback: (vals: any[]) => {
-            const param_name = vals[0]
-            // TODO(c-bata): Support param_external_value
-            params.push({
-              name: param_name,
-              param_internal_value: vals[1],
-            })
+        const userAttrs = getTrialUserAttributes(db, trial.trial_id)
+        userAttrs.forEach((attr) => {
+          if (union_user_attrs.findIndex((s) => s.key === attr.key) == -1) {
+            union_user_attrs.push({ key: attr.key, sortable: false })
+          }
+        })
 
-            param_names.add(param_name)
-            if (
-              union_search_space.findIndex((s) => s.name === param_name) == -1
-            ) {
-              union_search_space.push({ name: param_name })
-            }
-          },
+        const params = getTrialParams(db, trial.trial_id)
+        const param_names = new Set<string>()
+        params.forEach((param) => {
+          param_names.add(param.name)
+          if (
+            union_search_space.findIndex((s) => s.name === param.name) == -1
+          ) {
+            union_search_space.push({ name: param.name })
+          }
         })
         if (intersection_search_space.size === 0) {
           param_names.forEach((s) => {
@@ -119,6 +114,7 @@ const getStudies = (db: SQLite3DB): Study[] => {
           )
         }
         trial.params = params
+        trial.user_attrs = userAttrs
       })
 
       if (objective === 0) {
@@ -128,6 +124,7 @@ const getStudies = (db: SQLite3DB): Study[] => {
           directions: [direction],
           union_search_space: union_search_space,
           intersection_search_space: Array.from(intersection_search_space),
+          union_user_attrs: union_user_attrs,
           trials: trials,
         })
         return
@@ -164,8 +161,9 @@ const getTrials = (db: SQLite3DB, studyId: number): Trial[] => {
         study_id: studyId,
         state: state,
         values: getTrialValues(db, trialId),
-        params: [], // Set this column later
         intermediate_values: getTrialIntermediateValues(db, trialId),
+        params: [], // Set this column later
+        user_attrs: [], // Set this column later
         datetime_start: vals[3],
         datetime_complete: vals[4],
       }
@@ -196,6 +194,97 @@ const getTrialValues = (db: SQLite3DB, trialId: number): TrialValueNumber[] => {
   return values
 }
 
+const getTrialParams = (db: SQLite3DB, trialId: number): TrialParam[] => {
+  const params: TrialParam[] = []
+  db.exec({
+    sql:
+      "SELECT param_name, param_value, distribution_json" +
+      ` FROM trial_params WHERE trial_id = ${trialId}`,
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    callback: (vals: any[]) => {
+      const distribution = parseDistributionJSON(vals[2])
+      params.push({
+        name: vals[0],
+        param_internal_value: vals[1],
+        param_external_type: distribution.type,
+        param_external_value: paramInternalValueToExternalValue(
+          distribution,
+          vals[1]
+        ),
+        distribution: distribution,
+      })
+    },
+  })
+  return params
+}
+
+const paramInternalValueToExternalValue = (
+  distribution: Distribution,
+  internalValue: number
+): string => {
+  if (distribution.type === "FloatDistribution") {
+    return internalValue.toString()
+  } else if (distribution.type === "IntDistribution") {
+    return internalValue.toString()
+  } else {
+    return distribution.choices[internalValue].value
+  }
+}
+
+const parseDistributionJSON = (t: string): Distribution => {
+  const parsed = JSON.parse(t)
+  if (parsed.name === "FloatDistribution") {
+    return {
+      type: "FloatDistribution",
+      low: parsed.attributes.low as number,
+      high: parsed.attributes.high as number,
+      step: parsed.attributes.step as number,
+      log: parsed.attributes.log as boolean,
+    }
+  } else if (parsed.name === "IntDistribution") {
+    return {
+      type: "IntDistribution",
+      low: parsed.attributes.low as number,
+      high: parsed.attributes.high as number,
+      step: parsed.attributes.step as number,
+      log: parsed.attributes.log as boolean,
+    }
+  } else {
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    const choices = parsed.attributes.choices.map((value: any) => {
+      // TODO(c-bata): Support other types
+      return {
+        pytype: "str",
+        value: value.toString(),
+      }
+    })
+    return {
+      type: "CategoricalDistribution",
+      choices: choices,
+    }
+  }
+}
+
+const getTrialUserAttributes = (
+  db: SQLite3DB,
+  trialId: number
+): Attribute[] => {
+  const attrs: Attribute[] = []
+  db.exec({
+    sql:
+      "SELECT key, value_json" +
+      ` FROM trial_user_attributes WHERE trial_id = ${trialId}`,
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    callback: (vals: any[]) => {
+      attrs.push({
+        key: vals[0],
+        value: vals[1],
+      })
+    },
+  })
+  return attrs
+}
+
 const getTrialIntermediateValues = (
   db: SQLite3DB,
   trialId: number
@@ -204,7 +293,7 @@ const getTrialIntermediateValues = (
   db.exec({
     sql:
       "SELECT step, intermediate_value, intermediate_value_type" +
-      ` FROM trial_values WHERE trial_id = ${trialId}` +
+      ` FROM trial_intermediate_values WHERE trial_id = ${trialId}` +
       " ORDER BY step",
     // eslint-disable-next-line @typescript-eslint/no-explicit-any
     callback: (vals: any[]) => {
diff --git a/standalone_app/src/types/index.d.ts b/standalone_app/src/types/index.d.ts
index a0f22bbb..14daaaca 100644
--- a/standalone_app/src/types/index.d.ts
+++ b/standalone_app/src/types/index.d.ts
@@ -42,12 +42,18 @@ type Attribute = {
   value: string
 }
 
+type AttributeSpec = {
+  key: string
+  sortable: boolean
+}
+
 type Study = {
   study_id: number
   study_name: string
   directions: StudyDirection[]
   union_search_space: SearchSpaceItem[]
   intersection_search_space: SearchSpaceItem[]
+  union_user_attrs: AttributeSpec[]
   datetime_start?: Date
   trials: Trial[]
 }
@@ -60,6 +66,7 @@ type Trial = {
   values?: TrialValueNumber[]
   params: TrialParam[]
   intermediate_values: TrialIntermediateValue[]
+  user_attrs: Attribute[]
   datetime_start?: Date
   datetime_complete?: Date
 }
@@ -67,9 +74,9 @@ type Trial = {
 type TrialParam = {
   name: string
   param_internal_value: number
-  // param_external_value: string
-  // param_external_type: string
-  // distribution: Distribution
+  param_external_value: string
+  param_external_type: string
+  distribution: Distribution
 }
 
 type SearchSpaceItem = {