diff --git a/web/src/components/MemoReactionListView/MemoReactionListView.tsx b/web/src/components/MemoReactionListView/MemoReactionListView.tsx
index 77eb916aa..c0a95833f 100644
--- a/web/src/components/MemoReactionListView/MemoReactionListView.tsx
+++ b/web/src/components/MemoReactionListView/MemoReactionListView.tsx
@@ -2,17 +2,17 @@ import { observer } from "mobx-react-lite";
 import { memo } from "react";
 import useCurrentUser from "@/hooks/useCurrentUser";
 import { State } from "@/types/proto/api/v1/common";
-import { ReactionSelector, ReactionView } from "../reactions";
+import type { Memo, Reaction } from "@/types/proto/api/v1/memo_service";
 import { useReactionGroups } from "./hooks";
-import type { MemoReactionListViewProps } from "./types";
+import ReactionSelector from "./ReactionSelector";
+import ReactionView from "./ReactionView";
 
-/**
- * MemoReactionListView displays the reactions on a memo:
- * - Groups reactions by type
- * - Shows reaction emoji with count
- * - Allows adding new reactions (if not readonly)
- */
-const MemoReactionListView = observer((props: MemoReactionListViewProps) => {
+interface Props {
+  memo: Memo;
+  reactions: Reaction[];
+}
+
+const MemoReactionListView = observer((props: Props) => {
   const { memo: memoData, reactions } = props;
   const currentUser = useCurrentUser();
   const reactionGroup = useReactionGroups(reactions);
diff --git a/web/src/components/reactions/ReactionSelector.tsx b/web/src/components/MemoReactionListView/ReactionSelector.tsx
similarity index 81%
rename from web/src/components/reactions/ReactionSelector.tsx
rename to web/src/components/MemoReactionListView/ReactionSelector.tsx
index 91c6eb267..db3acc8b1 100644
--- a/web/src/components/reactions/ReactionSelector.tsx
+++ b/web/src/components/MemoReactionListView/ReactionSelector.tsx
@@ -1,26 +1,26 @@
 import { SmilePlusIcon } from "lucide-react";
 import { observer } from "mobx-react-lite";
-import { useCallback, useState } from "react";
+import { useState } from "react";
 import { Popover, PopoverContent, PopoverTrigger } from "@/components/ui/popover";
 import { cn } from "@/lib/utils";
 import { instanceStore } from "@/store";
+import type { Memo } from "@/types/proto/api/v1/memo_service";
 import { useReactionActions } from "./hooks";
-import type { ReactionSelectorProps } from "./types";
 
-/**
- * ReactionSelector component provides a popover for selecting emoji reactions
- */
-const ReactionSelector = observer((props: ReactionSelectorProps) => {
+interface Props {
+  memo: Memo;
+  className?: string;
+  onOpenChange?: (open: boolean) => void;
+}
+
+const ReactionSelector = observer((props: Props) => {
   const { memo, className, onOpenChange } = props;
   const [open, setOpen] = useState(false);
 
-  const handleOpenChange = useCallback(
-    (newOpen: boolean) => {
-      setOpen(newOpen);
-      onOpenChange?.(newOpen);
-    },
-    [onOpenChange],
-  );
+  const handleOpenChange = (newOpen: boolean) => {
+    setOpen(newOpen);
+    onOpenChange?.(newOpen);
+  };
 
   const { hasReacted, handleReactionClick } = useReactionActions({
     memo,
diff --git a/web/src/components/reactions/ReactionView.tsx b/web/src/components/MemoReactionListView/ReactionView.tsx
similarity index 87%
rename from web/src/components/reactions/ReactionView.tsx
rename to web/src/components/MemoReactionListView/ReactionView.tsx
index 16ce947e6..f8d20367c 100644
--- a/web/src/components/reactions/ReactionView.tsx
+++ b/web/src/components/MemoReactionListView/ReactionView.tsx
@@ -3,14 +3,17 @@ import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "@/comp
 import useCurrentUser from "@/hooks/useCurrentUser";
 import { cn } from "@/lib/utils";
 import { State } from "@/types/proto/api/v1/common";
+import type { Memo } from "@/types/proto/api/v1/memo_service";
+import type { User } from "@/types/proto/api/v1/user_service";
 import { formatReactionTooltip, useReactionActions } from "./hooks";
-import type { ReactionViewProps } from "./types";
 
-/**
- * ReactionView component displays a single reaction pill with count
- * Clicking toggles the reaction for the current user
- */
-const ReactionView = observer((props: ReactionViewProps) => {
+interface Props {
+  memo: Memo;
+  reactionType: string;
+  users: User[];
+}
+
+const ReactionView = observer((props: Props) => {
   const { memo, reactionType, users } = props;
   const currentUser = useCurrentUser();
   const hasReaction = users.some((user) => currentUser && user.username === currentUser.username);
diff --git a/web/src/components/MemoReactionListView/hooks.ts b/web/src/components/MemoReactionListView/hooks.ts
index 6bfbbf100..a89f00317 100644
--- a/web/src/components/MemoReactionListView/hooks.ts
+++ b/web/src/components/MemoReactionListView/hooks.ts
@@ -1,32 +1,77 @@
 import { uniq } from "lodash-es";
 import { useEffect, useState } from "react";
-import { userStore } from "@/store";
-import type { Reaction } from "@/types/proto/api/v1/memo_service";
+import { memoServiceClient } from "@/grpcweb";
+import useCurrentUser from "@/hooks/useCurrentUser";
+import { memoStore, userStore } from "@/store";
+import type { Memo, Reaction } from "@/types/proto/api/v1/memo_service";
 import type { User } from "@/types/proto/api/v1/user_service";
-import type { ReactionGroup } from "./types";
 
-/**
- * Hook for grouping reactions by type and fetching user data
- */
+export type ReactionGroup = Map<string, User[]>;
+
 export const useReactionGroups = (reactions: Reaction[]): ReactionGroup => {
   const [reactionGroup, setReactionGroup] = useState<ReactionGroup>(new Map());
 
   useEffect(() => {
     const fetchReactionGroups = async () => {
       const newReactionGroup = new Map<string, User[]>();
-
       for (const reaction of reactions) {
         const user = await userStore.getOrFetchUserByName(reaction.creator);
         const users = newReactionGroup.get(reaction.reactionType) || [];
         users.push(user);
         newReactionGroup.set(reaction.reactionType, uniq(users));
       }
-
       setReactionGroup(newReactionGroup);
     };
-
     fetchReactionGroups();
   }, [reactions]);
 
   return reactionGroup;
 };
+
+interface UseReactionActionsOptions {
+  memo: Memo;
+  onComplete?: () => void;
+}
+
+export const useReactionActions = ({ memo, onComplete }: UseReactionActionsOptions) => {
+  const currentUser = useCurrentUser();
+
+  const hasReacted = (reactionType: string) => {
+    return memo.reactions.some((r) => r.reactionType === reactionType && r.creator === currentUser?.name);
+  };
+
+  const handleReactionClick = async (reactionType: string) => {
+    if (!currentUser) return;
+
+    try {
+      if (hasReacted(reactionType)) {
+        const reactions = memo.reactions.filter(
+          (reaction) => reaction.reactionType === reactionType && reaction.creator === currentUser.name,
+        );
+        for (const reaction of reactions) {
+          await memoServiceClient.deleteMemoReaction({ name: reaction.name });
+        }
+      } else {
+        await memoServiceClient.upsertMemoReaction({
+          name: memo.name,
+          reaction: { contentId: memo.name, reactionType },
+        });
+      }
+      await memoStore.getOrFetchMemoByName(memo.name, { skipCache: true });
+    } catch {
+      // skip error
+    }
+    onComplete?.();
+  };
+
+  return { hasReacted, handleReactionClick };
+};
+
+export const formatReactionTooltip = (users: User[], reactionType: string): string => {
+  if (users.length === 0) return "";
+  const formatUserName = (user: User) => user.displayName || user.username;
+  if (users.length < 5) {
+    return `${users.map(formatUserName).join(", ")} reacted with ${reactionType.toLowerCase()}`;
+  }
+  return `${users.slice(0, 4).map(formatUserName).join(", ")} and ${users.length - 4} more reacted with ${reactionType.toLowerCase()}`;
+};
diff --git a/web/src/components/MemoReactionListView/index.ts b/web/src/components/MemoReactionListView/index.ts
index 4dfc8611b..03557a257 100644
--- a/web/src/components/MemoReactionListView/index.ts
+++ b/web/src/components/MemoReactionListView/index.ts
@@ -1,3 +1,3 @@
-export { useReactionGroups } from "./hooks";
 export { default, default as MemoReactionListView } from "./MemoReactionListView";
-export type { MemoReactionListViewProps, ReactionGroup } from "./types";
+export { default as ReactionSelector } from "./ReactionSelector";
+export { default as ReactionView } from "./ReactionView";
diff --git a/web/src/components/MemoReactionListView/types.ts b/web/src/components/MemoReactionListView/types.ts
deleted file mode 100644
index bd5c717bf..000000000
--- a/web/src/components/MemoReactionListView/types.ts
+++ /dev/null
@@ -1,17 +0,0 @@
-import type { Memo, Reaction } from "@/types/proto/api/v1/memo_service";
-import type { User } from "@/types/proto/api/v1/user_service";
-
-/**
- * Props for MemoReactionListView component
- */
-export interface MemoReactionListViewProps {
-  /** The memo that reactions belong to */
-  memo: Memo;
-  /** List of reactions to display */
-  reactions: Reaction[];
-}
-
-/**
- * Grouped reactions with users who reacted
- */
-export type ReactionGroup = Map<string, User[]>;
diff --git a/web/src/components/MemoView/components/MemoHeader.tsx b/web/src/components/MemoView/components/MemoHeader.tsx
index cc2c5fa0d..b4e667b61 100644
--- a/web/src/components/MemoView/components/MemoHeader.tsx
+++ b/web/src/components/MemoView/components/MemoHeader.tsx
@@ -8,7 +8,7 @@ import type { User } from "@/types/proto/api/v1/user_service";
 import { useTranslate } from "@/utils/i18n";
 import { convertVisibilityToString } from "@/utils/memo";
 import MemoActionMenu from "../../MemoActionMenu";
-import { ReactionSelector } from "../../reactions";
+import { ReactionSelector } from "../../MemoReactionListView";
 import UserAvatar from "../../UserAvatar";
 import VisibilityIcon from "../../VisibilityIcon";
 import { useMemoViewContext } from "../MemoViewContext";
diff --git a/web/src/components/reactions/hooks.ts b/web/src/components/reactions/hooks.ts
deleted file mode 100644
index 21af37790..000000000
--- a/web/src/components/reactions/hooks.ts
+++ /dev/null
@@ -1,77 +0,0 @@
-import { useCallback } from "react";
-import { memoServiceClient } from "@/grpcweb";
-import useCurrentUser from "@/hooks/useCurrentUser";
-import { memoStore } from "@/store";
-import type { Memo } from "@/types/proto/api/v1/memo_service";
-import type { User } from "@/types/proto/api/v1/user_service";
-
-interface UseReactionActionsOptions {
-  memo: Memo;
-  onComplete?: () => void;
-}
-
-/**
- * Hook for handling reaction add/remove operations
- */
-export const useReactionActions = ({ memo, onComplete }: UseReactionActionsOptions) => {
-  const currentUser = useCurrentUser();
-
-  const hasReacted = useCallback(
-    (reactionType: string) => {
-      return memo.reactions.some((r) => r.reactionType === reactionType && r.creator === currentUser?.name);
-    },
-    [memo.reactions, currentUser?.name],
-  );
-
-  const handleReactionClick = useCallback(
-    async (reactionType: string) => {
-      if (!currentUser) return;
-
-      try {
-        if (hasReacted(reactionType)) {
-          const reactions = memo.reactions.filter(
-            (reaction) => reaction.reactionType === reactionType && reaction.creator === currentUser.name,
-          );
-          for (const reaction of reactions) {
-            await memoServiceClient.deleteMemoReaction({ name: reaction.name });
-          }
-        } else {
-          await memoServiceClient.upsertMemoReaction({
-            name: memo.name,
-            reaction: {
-              contentId: memo.name,
-              reactionType,
-            },
-          });
-        }
-        await memoStore.getOrFetchMemoByName(memo.name, { skipCache: true });
-      } catch {
-        // skip error
-      }
-      onComplete?.();
-    },
-    [memo, currentUser, hasReacted, onComplete],
-  );
-
-  return {
-    hasReacted,
-    handleReactionClick,
-  };
-};
-
-/**
- * Format users list for tooltip display
- */
-export const formatReactionTooltip = (users: User[], reactionType: string): string => {
-  if (users.length === 0) {
-    return "";
-  }
-
-  const formatUserName = (user: User) => user.displayName || user.username;
-
-  if (users.length < 5) {
-    return `${users.map(formatUserName).join(", ")} reacted with ${reactionType.toLowerCase()}`;
-  }
-
-  return `${users.slice(0, 4).map(formatUserName).join(", ")} and ${users.length - 4} more reacted with ${reactionType.toLowerCase()}`;
-};
diff --git a/web/src/components/reactions/index.ts b/web/src/components/reactions/index.ts
deleted file mode 100644
index 6898725f9..000000000
--- a/web/src/components/reactions/index.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-/**
- * Reaction components for memos
- *
- * This module provides components for displaying and managing reactions on memos:
- * - ReactionSelector: Popover for selecting emoji reactions
- * - ReactionView: Display a single reaction with count and tooltip
- */
-
-export { formatReactionTooltip, useReactionActions } from "./hooks";
-export { default as ReactionSelector } from "./ReactionSelector";
-export { default as ReactionView } from "./ReactionView";
-export type { ReactionSelectorProps, ReactionViewProps } from "./types";
diff --git a/web/src/components/reactions/types.ts b/web/src/components/reactions/types.ts
deleted file mode 100644
index 9e97ed4c7..000000000
--- a/web/src/components/reactions/types.ts
+++ /dev/null
@@ -1,26 +0,0 @@
-import type { Memo } from "@/types/proto/api/v1/memo_service";
-import type { User } from "@/types/proto/api/v1/user_service";
-
-/**
- * Props for ReactionSelector component
- */
-export interface ReactionSelectorProps {
-  /** The memo to add reactions to */
-  memo: Memo;
-  /** Additional CSS classes */
-  className?: string;
-  /** Callback when popover open state changes */
-  onOpenChange?: (open: boolean) => void;
-}
-
-/**
- * Props for ReactionView component
- */
-export interface ReactionViewProps {
-  /** The memo that the reaction belongs to */
-  memo: Memo;
-  /** The emoji/reaction type */
-  reactionType: string;
-  /** Users who added this reaction */
-  users: User[];
-}