diff --git a/scripts/populate-from-wanikani.ts b/scripts/populate-from-wanikani.ts
new file mode 100644
index 0000000..ce2dcbe
--- /dev/null
+++ b/scripts/populate-from-wanikani.ts
@@ -0,0 +1,89 @@
+import { soundTag } from '@/anki';
+import { AnkiConnect, IAnkiConnectActions } from '@/ankiconnect';
+import { ISubject, IVocabulary, WaniKani } from '@/wanikani';
+
+export async function populateSounds(
+  query: string,
+  jaField: string,
+  audioField: string,
+  subjects: ISubject[],
+) {
+  const vocabularies = subjects.filter(
+    (s) => s.object === 'vocabulary',
+  ) as IVocabulary[];
+  const audioMap = new Map<
+    string,
+    {
+      url: string;
+      filename: string;
+    }
+  >();
+  vocabularies.map((v) => {
+    if (audioMap.has(v.data.characters)) return;
+    const audio = v.data.pronunciation_audios[0];
+    if (!audio) return;
+    audioMap.set(v.data.characters, {
+      url: audio.url,
+      filename: `wanikani_${v.data.characters}_${audio.metadata.source_id}${
+        audio.content_type === 'audio/ogg' ? '.ogg' : '.mp3'
+      }`,
+    });
+  });
+  if (!audioMap.size) return;
+
+  query += ` -${jaField}: ${audioField}:`;
+
+  const anki = new AnkiConnect();
+  anki
+    .api('findNotes', {
+      query,
+    })
+    .then((notes) => anki.api('notesInfo', { notes }))
+    .then(async (notes) => {
+      const notesToUpdate: IAnkiConnectActions['updateNoteFields']['params']['note'][] =
+        [];
+
+      for (const n of notes) {
+        const { value: ja } = n.fields[jaField] || {};
+        if (ja) {
+          const audio = audioMap.get(
+            ja.replace(/\[.+?\]/g, '').replace(/ /g, ''),
+          );
+          if (audio) {
+            notesToUpdate.push({
+              id: n.noteId,
+              fields: {
+                [audioField]: soundTag.add(audio.filename),
+              },
+              audio: [
+                {
+                  url: audio.url,
+                  filename: audio.filename,
+                  fields: [audioField],
+                },
+              ],
+            });
+          }
+        }
+      }
+
+      if (!notesToUpdate.length) return;
+
+      while (notesToUpdate.length) {
+        await anki.multi<'updateNoteFields'[]>({
+          actions: notesToUpdate.splice(0, 100).map((note) => ({
+            action: 'updateNoteFields',
+            params: {
+              note,
+            },
+          })),
+        });
+      }
+    });
+}
+
+if (require.main === module) {
+  new WaniKani().subjects().then((subjects) => {
+    populateSounds('note:jp.takoboto', 'Japanese', 'JapaneseAudio', subjects);
+  });
+}
diff --git a/scripts/query-anki.ts b/scripts/query-anki.ts
index 856948a..9a8a848 100644
--- a/scripts/query-anki.ts
+++ b/scripts/query-anki.ts
@@ -1,3 +1,4 @@
+import { soundTag } from '@/anki';
 import { AnkiConnect } from '@/ankiconnect';
 
 export async function listTags(
@@ -14,26 +15,6 @@ export async function listTags(
     });
 }
 
-const soundTag = {
-  pre: '[sound:',
-  post: ']',
-  is(src: string) {
-    return src.startsWith(this.pre) && src.endsWith(this.post);
-  },
-  add(src: string) {
-    if (soundTag.is(src)) return src;
-    return this.pre + src + this.post;
-  },
-  remove(src: string) {
-    if (!soundTag.is(src)) return src;
-    if (this.isEmpty(src)) return src;
-    return src.substring(this.pre.length, src.length - this.post.length);
-  },
-  isEmpty(src: string) {
-    return src === this.pre + this.post;
-  },
-};
-
 export async function addSoundTag(query: string, fieldNames: string[]) {
   query +=
     ' (' + fieldNames.map((f) => `(-${f}: -${f}:[sound:*)`).join(' OR ') + ')';
diff --git a/src/anki.ts b/src/anki.ts
index 8c20c09..e420857 100644
--- a/src/anki.ts
+++ b/src/anki.ts
@@ -46,3 +46,23 @@ export interface IAnkiTemplate {
 export interface IAnkiDeckConfig {
   id: number;
 }
+
+export const soundTag = {
+  pre: '[sound:',
+  post: ']',
+  is(src: string) {
+    return src.startsWith(this.pre) && src.endsWith(this.post);
+  },
+  add(src: string) {
+    if (soundTag.is(src)) return src;
+    return this.pre + src + this.post;
+  },
+  remove(src: string) {
+    if (!soundTag.is(src)) return src;
+    if (this.isEmpty(src)) return src;
+    return src.substring(this.pre.length, src.length - this.post.length);
+  },
+  isEmpty(src: string) {
+    return src === this.pre + this.post;
+  },
+};
diff --git a/src/wanikani.ts b/src/wanikani.ts
index 2829b90..5286f3d 100644
--- a/src/wanikani.ts
+++ b/src/wanikani.ts
@@ -99,14 +99,25 @@ interface ISubjectBase<
 export type IRadical = ISubjectBase<
   'radical',
   {
-    character_images: {
+    character_images: ({
       url: string;
-      metadata: {
-        inline_styles?: boolean;
-        dimensions?: string;
-      };
-      content_type: string;
-    }[];
+    } & (
+      | {
+          metadata: {
+            inline_styles?: boolean;
+            dimensions?: string;
+          };
+          content_type: 'image/svg+xml';
+        }
+      | {
+          metadata: {
+            color: string;
+            dimensions: string;
+            style_name: string;
+          };
+          content_type: 'image/png';
+        }
+    ))[];
     amalgamation_subject_ids: SubjectID[];
   }
 >;
@@ -117,7 +128,8 @@ export type IKanji = ISubjectBase<
     readings: {
       reading: string;
       primary: boolean;
-      type: 'kunyomi' | 'onyomi';
+      accepted_answer: boolean;
+      type: 'kunyomi' | 'onyomi' | 'nanori';
     }[];
     component_subject_ids: SubjectID[];
     visually_similar_subject_ids: SubjectID[];