diff --git a/ftl/core/card-stats.ftl b/ftl/core/card-stats.ftl
index 82a0dbee2..30cc81027 100644
--- a/ftl/core/card-stats.ftl
+++ b/ftl/core/card-stats.ftl
@@ -23,6 +23,7 @@ card-stats-review-log-type-relearn = Relearn
 card-stats-review-log-type-filtered = Filtered
 card-stats-review-log-type-manual = Manual
 card-stats-no-card = (No card to display.)
+card-stats-custom-data = Custom Data
 
 ## Window Titles
 
diff --git a/proto/anki/stats.proto b/proto/anki/stats.proto
index cf22557b2..a800b33ae 100644
--- a/proto/anki/stats.proto
+++ b/proto/anki/stats.proto
@@ -48,6 +48,7 @@ message CardStatsResponse {
   float total_secs = 15;
   string card_type = 16;
   string notetype = 17;
+  string custom_data = 18;
 }
 
 message GraphsRequest {
diff --git a/rslib/src/stats/card.rs b/rslib/src/stats/card.rs
index 80f8dd81f..c91989ae7 100644
--- a/rslib/src/stats/card.rs
+++ b/rslib/src/stats/card.rs
@@ -44,6 +44,7 @@ impl Collection {
             card_type: nt.get_template(card.template_idx)?.name.clone(),
             notetype: nt.name.clone(),
             revlog: revlog.iter().rev().map(stats_revlog_entry).collect(),
+            custom_data: card.custom_data,
         })
     }
 
diff --git a/ts/card-info/CardStats.svelte b/ts/card-info/CardStats.svelte
index c846bd1d6..92aa98d22 100644
--- a/ts/card-info/CardStats.svelte
+++ b/ts/card-info/CardStats.svelte
@@ -83,6 +83,22 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
         statsRows.push({ label: tr2.cardStatsCardId(), value: stats.cardId });
         statsRows.push({ label: tr2.cardStatsNoteId(), value: stats.noteId });
 
+        if (stats.customData) {
+            let value: string;
+            try {
+                const obj = JSON.parse(stats.customData);
+                value = Object.entries(obj)
+                    .map(([k, v]) => `${k}=${v}`)
+                    .join(" ");
+            } catch (exc) {
+                value = stats.customData;
+            }
+            statsRows.push({
+                label: tr2.cardStatsCustomData(),
+                value: value,
+            });
+        }
+
         return statsRows;
     }