diff --git a/app/db/models/badges.server.ts b/app/db/models/badges.server.ts
index 4d28bf0e1..15d562b8e 100644
--- a/app/db/models/badges.server.ts
+++ b/app/db/models/badges.server.ts
@@ -39,7 +39,7 @@ export function all() {
   return allStm.all() as All;
 }
 
-export type OwnersByBadge = Array<
+export type OwnersByBadgeId = Array<
   Pick<User, "id" | "discordId" | "discordName" | "discordDiscriminator"> & {
     count: number;
   }
@@ -47,18 +47,37 @@ export type OwnersByBadge = Array<
 
 const ownersByBadgeIdStm = sql.prepare(`
   select 
-      count("BadgeOwner"."badgeId") as count, 
-      "User"."id",
-      "User"."discordId",
-      "User"."discordName",
-      "User"."discordDiscriminator"
-    from "BadgeOwner" 
-    join "User" on "User"."id" = "BadgeOwner"."userId"
-    where "BadgeOwner"."badgeId" = $id
-    group by "User"."id"
-    order by count desc
+    count("BadgeOwner"."badgeId") as count, 
+    "User"."id",
+    "User"."discordId",
+    "User"."discordName",
+    "User"."discordDiscriminator"
+  from "BadgeOwner" 
+  join "User" on "User"."id" = "BadgeOwner"."userId"
+  where "BadgeOwner"."badgeId" = $id
+  group by "User"."id"
+  order by count desc
 `);
 
 export function ownersByBadgeId(id: Badge["id"]) {
-  return ownersByBadgeIdStm.all({ id }) as OwnersByBadge;
+  return ownersByBadgeIdStm.all({ id }) as OwnersByBadgeId;
+}
+
+export type ManagersByBadgeId = Array<
+  Pick<User, "id" | "discordId" | "discordName" | "discordDiscriminator">
+>;
+
+const managersByBadgeIdStm = sql.prepare(`
+  select 
+    "User"."id",
+    "User"."discordId",
+    "User"."discordName",
+    "User"."discordDiscriminator"
+  from "BadgeManager" 
+  join "User" on "User"."id" = "BadgeManager"."userId"
+  where "BadgeManager"."badgeId" = $id
+`);
+
+export function managersByBadgeId(id: Badge["id"]) {
+  return managersByBadgeIdStm.all({ id }) as ManagersByBadgeId;
 }
diff --git a/app/db/seed.ts b/app/db/seed.ts
index 7c14b1d72..0de6a9735 100644
--- a/app/db/seed.ts
+++ b/app/db/seed.ts
@@ -25,6 +25,7 @@ const basicSeeds = [
   thisMonthsSuggestions,
   badgesToAdmin,
   badgesToUsers,
+  badgeManagers,
 ];
 
 export function seed() {
@@ -258,3 +259,14 @@ function badgesToUsers() {
     }
   }
 }
+
+function badgeManagers() {
+  // make N-ZAP user manager of several badges
+  for (let id = 1; id <= 10; id++) {
+    sql
+      .prepare(
+        `insert into "BadgeManager" ("badgeId", "userId") values ($id, $userId)`
+      )
+      .run({ id, userId: 2 });
+  }
+}
diff --git a/app/permissions.ts b/app/permissions.ts
index 213bc585c..bc247474d 100644
--- a/app/permissions.ts
+++ b/app/permissions.ts
@@ -4,9 +4,26 @@ import type { PlusSuggestion, User, UserWithPlusTier } from "./db/types";
 import { allTruthy } from "./utils/arrays";
 import { ADMIN_DISCORD_ID, LOHI_TOKEN_HEADER_NAME } from "./constants";
 import invariant from "tiny-invariant";
+import type { ManagersByBadgeId } from "./db/models/badges.server";
 
 // TODO: 1) move "root checkers" to one file and utils to one file 2) make utils const for more terseness
 
+export function canPerformAdminActions(user?: Pick<User, "discordId">) {
+  if (["development", "test"].includes(process.env.NODE_ENV)) return true;
+
+  if (!user) return false;
+  return user.discordId === ADMIN_DISCORD_ID;
+}
+
+function adminOverride(user?: Pick<User, "discordId">) {
+  if (canPerformAdminActions(user)) {
+    return () => true;
+  }
+
+  return (canPerformActionAsNormalUser: boolean) =>
+    canPerformActionAsNormalUser;
+}
+
 interface CanAddCommentToSuggestionArgs {
   user?: Pick<UserWithPlusTier, "id" | "plusTier">;
   suggestions: plusSuggestions.FindVisibleForUser;
@@ -205,16 +222,26 @@ function hasUserSuggestedThisMonth({
     );
 }
 
-export function canPerformAdminActions(user?: Pick<User, "discordId">) {
-  if (["development", "test"].includes(process.env.NODE_ENV)) return true;
-
-  if (!user) return false;
-  return user.discordId === ADMIN_DISCORD_ID;
-}
-
 export function canAccessLohiEndpoint(request: Request) {
   invariant(process.env["LOHI_TOKEN"], "LOHI_TOKEN is required");
   return (
     request.headers.get(LOHI_TOKEN_HEADER_NAME) === process.env["LOHI_TOKEN"]
   );
 }
+
+interface CanEditBadgeOwnersArgs {
+  user?: Pick<User, "id" | "discordId">;
+  managers: ManagersByBadgeId;
+}
+
+export function canEditBadgeOwners({ user, managers }: CanEditBadgeOwnersArgs) {
+  return adminOverride(user)(isBadgeManager({ user, managers }));
+}
+
+function isBadgeManager({
+  user,
+  managers,
+}: Pick<CanEditBadgeOwnersArgs, "user" | "managers">) {
+  if (!user) return false;
+  return managers.some((manager) => manager.id === user.id);
+}
diff --git a/app/routes/badges.tsx b/app/routes/badges.tsx
index 06930e347..e838802c3 100644
--- a/app/routes/badges.tsx
+++ b/app/routes/badges.tsx
@@ -1,3 +1,4 @@
+import { json } from "@remix-run/node";
 import type { LinksFunction, LoaderFunction } from "@remix-run/node";
 import { NavLink, Outlet, useLoaderData } from "@remix-run/react";
 import { Badge } from "~/components/Badge";
@@ -5,7 +6,6 @@ import { Main } from "~/components/Main";
 import { db } from "~/db";
 import type { All } from "~/db/models/badges.server";
 import styles from "~/styles/badges.css";
-import { jsonCached } from "~/utils/remix";
 
 export const links: LinksFunction = () => {
   return [{ rel: "stylesheet", href: styles }];
@@ -16,7 +16,7 @@ export interface BadgesLoaderData {
 }
 
 export const loader: LoaderFunction = () => {
-  return jsonCached<BadgesLoaderData>({ badges: db.badges.all() }, 120);
+  return json<BadgesLoaderData>({ badges: db.badges.all() });
 };
 
 export default function BadgesPageLayout() {
diff --git a/app/routes/badges/$id.tsx b/app/routes/badges/$id.tsx
index 1c86f030c..35f9d46c0 100644
--- a/app/routes/badges/$id.tsx
+++ b/app/routes/badges/$id.tsx
@@ -1,18 +1,25 @@
+import { json } from "@remix-run/node";
 import type { LoaderFunction } from "@remix-run/node";
 import { useLoaderData, useMatches, useParams } from "@remix-run/react";
 import clsx from "clsx";
 import { Badge } from "~/components/Badge";
+import { LinkButton } from "~/components/Button";
 import { Redirect } from "~/components/Redirect";
 import { db } from "~/db";
-import type { OwnersByBadge } from "~/db/models/badges.server";
+import type {
+  ManagersByBadgeId,
+  OwnersByBadgeId,
+} from "~/db/models/badges.server";
 import type { Badge as BadgeDBType } from "~/db/types";
-import { jsonCached } from "~/utils/remix";
+import { useUser } from "~/modules/auth";
+import { canEditBadgeOwners } from "~/permissions";
 import { discordFullName } from "~/utils/strings";
 import { BADGES_PAGE } from "~/utils/urls";
 import type { BadgesLoaderData } from "../badges";
 
 export interface BadgeDetailsLoaderData {
-  owners: OwnersByBadge;
+  owners: OwnersByBadgeId;
+  managers: ManagersByBadgeId;
 }
 
 export const loader: LoaderFunction = ({ params }) => {
@@ -21,13 +28,14 @@ export const loader: LoaderFunction = ({ params }) => {
     throw new Response(null, { status: 404 });
   }
 
-  return jsonCached<BadgeDetailsLoaderData>(
-    { owners: db.badges.ownersByBadgeId(badgeId) },
-    120
-  );
+  return json<BadgeDetailsLoaderData>({
+    owners: db.badges.ownersByBadgeId(badgeId),
+    managers: db.badges.managersByBadgeId(badgeId),
+  });
 };
 
 export default function BadgeDetailsPage() {
+  const user = useUser();
   const [, parentRoute] = useMatches();
   const { badges } = parentRoute!.data as BadgesLoaderData;
   const params = useParams();
@@ -40,6 +48,11 @@ export default function BadgeDetailsPage() {
     <div className="stack md items-center">
       <Badge badge={badge} isAnimated size={200} />
       <div className="badges__explanation">{badgeExplanationText(badge)}</div>
+      {canEditBadgeOwners({ user, managers: data.managers }) ? (
+        <LinkButton to="edit" variant="outlined" tiny>
+          Edit
+        </LinkButton>
+      ) : null}
       <div className="badges__owners-container">
         <ul className="badges__owners">
           {data.owners.map((owner) => (
diff --git a/app/utils/remix.ts b/app/utils/remix.ts
index cabf5acbb..c41145a15 100644
--- a/app/utils/remix.ts
+++ b/app/utils/remix.ts
@@ -50,9 +50,3 @@ export function validate(condition: any): asserts condition {
 export function makeTitle(title: string) {
   return `${title} | sendou.ink`;
 }
-
-export function jsonCached<T>(data: T, cachedForInMinutes: number) {
-  return json(data, {
-    headers: { "Cache-Control": `max-age=${cachedForInMinutes * 60}` },
-  });
-}