diff --git a/mastodon.go b/mastodon.go
index c704e10..942e1d0 100644
--- a/mastodon.go
+++ b/mastodon.go
@@ -251,13 +251,6 @@ type Mention struct {
 	ID       ID     `json:"id"`
 }
 
-// Tag hold information for tag.
-type Tag struct {
-	Name    string    `json:"name"`
-	URL     string    `json:"url"`
-	History []History `json:"history"`
-}
-
 // History hold information for history.
 type History struct {
 	Day      string `json:"day"`
diff --git a/tags.go b/tags.go
new file mode 100644
index 0000000..97ba820
--- /dev/null
+++ b/tags.go
@@ -0,0 +1,55 @@
+package mastodon
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"net/url"
+)
+
+// Tag hold information for tag.
+type Tag struct {
+	Name      string      `json:"name"`
+	URL       string      `json:"url"`
+	History   []History   `json:"history"`
+	Following interface{} `json:"following"`
+}
+
+// TagInfo gets statistics and information about a tag
+func (c *Client) TagInfo(ctx context.Context, tag string) (*Tag, error) {
+	var hashtag Tag
+	err := c.doAPI(ctx, http.MethodGet, fmt.Sprintf("/api/v1/tags/%s", url.PathEscape(string(tag))), nil, &hashtag, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &hashtag, nil
+}
+
+// TagFollow lets you follow a hashtag
+func (c *Client) TagFollow(ctx context.Context, tag string) (*Tag, error) {
+	var hashtag Tag
+	err := c.doAPI(ctx, http.MethodPost, fmt.Sprintf("/api/v1/tags/%s/follow", url.PathEscape(string(tag))), nil, &hashtag, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &hashtag, nil
+}
+
+// TagUnfollow lets you unfollow a hashtag
+func (c *Client) TagUnfollow(ctx context.Context, tag string) (*Tag, error) {
+	var hashtag Tag
+	err := c.doAPI(ctx, http.MethodPost, fmt.Sprintf("/api/v1/tags/%s/unfollow", url.PathEscape(string(tag))), nil, &hashtag, nil)
+	if err != nil {
+		return nil, err
+	}
+	return &hashtag, nil
+}
+
+func (c *Client) TagsFollowed(ctx context.Context, pg *Pagination) ([]*Tag, error) {
+	var hashtags []*Tag
+	err := c.doAPI(ctx, http.MethodGet, "/api/v1/followed_tags", nil, &hashtags, pg)
+	if err != nil {
+		return nil, err
+	}
+	return hashtags, nil
+}
diff --git a/tags_test.go b/tags_test.go
new file mode 100644
index 0000000..dc1e9e9
--- /dev/null
+++ b/tags_test.go
@@ -0,0 +1,276 @@
+package mastodon
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+)
+
+func TestTagInfo(t *testing.T) {
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != "/api/v1/tags/test" {
+			http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
+			return
+		}
+		fmt.Fprintln(w, `
+		{
+			"name": "test",
+			"url": "http://mastodon.example/tags/test",
+			"history": [
+			  {
+				"day": "1668124800",
+				"accounts": "1",
+				"uses": "2"
+			  },
+			  {
+				"day": "1668038400",
+				"accounts": "0",
+				"uses": "0"
+			  }
+			]
+		}`)
+	}))
+	defer ts.Close()
+
+	client := NewClient(&Config{
+		Server:       ts.URL,
+		ClientID:     "foo",
+		ClientSecret: "bar",
+		AccessToken:  "zoo",
+	})
+	_, err := client.TagInfo(context.Background(), "foo")
+	if err == nil {
+		t.Fatalf("should be fail: %v", err)
+	}
+	tag, err := client.TagInfo(context.Background(), "test")
+	if err != nil {
+		t.Fatalf("should not be fail: %v", err)
+	}
+	if tag.Name != "test" {
+		t.Fatalf("want %q but %q", "test", tag.Name)
+	}
+	if tag.URL != "http://mastodon.example/tags/test" {
+		t.Fatalf("want %q but %q", "http://mastodon.example/tags/test", tag.URL)
+	}
+	if len(tag.History) != 2 {
+		t.Fatalf("result should be two: %d", len(tag.History))
+	}
+	if tag.History[0].Day != "1668124800" {
+		t.Fatalf("want %q but %q", "1668124800", tag.History[0].Day)
+	}
+	if tag.History[0].Accounts != "1" {
+		t.Fatalf("want %q but %q", "1", tag.History[0].Accounts)
+	}
+	if tag.History[0].Uses != "2" {
+		t.Fatalf("want %q but %q", "2", tag.History[0].Uses)
+	}
+	if tag.Following != nil {
+		t.Fatalf("want %v but %q", nil, tag.Following)
+	}
+}
+
+func TestTagFollow(t *testing.T) {
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != "/api/v1/tags/test/follow" {
+			http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
+			return
+		}
+		fmt.Fprintln(w, `
+		{
+			"name": "test",
+			"url": "http://mastodon.example/tags/test",
+			"history": [
+			  {
+				"day": "1668124800",
+				"accounts": "1",
+				"uses": "2"
+			  },
+			  {
+				"day": "1668038400",
+				"accounts": "0",
+				"uses": "0"
+			  }
+			],
+			"following": true
+		}`)
+	}))
+	defer ts.Close()
+
+	client := NewClient(&Config{
+		Server:       ts.URL,
+		ClientID:     "foo",
+		ClientSecret: "bar",
+		AccessToken:  "zoo",
+	})
+	_, err := client.TagFollow(context.Background(), "foo")
+	if err == nil {
+		t.Fatalf("should be fail: %v", err)
+	}
+	tag, err := client.TagFollow(context.Background(), "test")
+	if err != nil {
+		t.Fatalf("should not be fail: %v", err)
+	}
+	if tag.Name != "test" {
+		t.Fatalf("want %q but %q", "test", tag.Name)
+	}
+	if tag.URL != "http://mastodon.example/tags/test" {
+		t.Fatalf("want %q but %q", "http://mastodon.example/tags/test", tag.URL)
+	}
+	if len(tag.History) != 2 {
+		t.Fatalf("result should be two: %d", len(tag.History))
+	}
+	if tag.History[0].Day != "1668124800" {
+		t.Fatalf("want %q but %q", "1668124800", tag.History[0].Day)
+	}
+	if tag.History[0].Accounts != "1" {
+		t.Fatalf("want %q but %q", "1", tag.History[0].Accounts)
+	}
+	if tag.History[0].Uses != "2" {
+		t.Fatalf("want %q but %q", "2", tag.History[0].Uses)
+	}
+	if tag.Following != true {
+		t.Fatalf("want %v but %q", true, tag.Following)
+	}
+}
+
+func TestTagUnfollow(t *testing.T) {
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Path != "/api/v1/tags/test/follow" {
+			http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
+			return
+		}
+		fmt.Fprintln(w, `
+		{
+			"name": "test",
+			"url": "http://mastodon.example/tags/test",
+			"history": [
+			  {
+				"day": "1668124800",
+				"accounts": "1",
+				"uses": "2"
+			  },
+			  {
+				"day": "1668038400",
+				"accounts": "0",
+				"uses": "0"
+			  }
+			],
+			"following": false
+		}`)
+	}))
+	defer ts.Close()
+
+	client := NewClient(&Config{
+		Server:       ts.URL,
+		ClientID:     "foo",
+		ClientSecret: "bar",
+		AccessToken:  "zoo",
+	})
+	_, err := client.TagFollow(context.Background(), "foo")
+	if err == nil {
+		t.Fatalf("should be fail: %v", err)
+	}
+	tag, err := client.TagFollow(context.Background(), "test")
+	if err != nil {
+		t.Fatalf("should not be fail: %v", err)
+	}
+	if tag.Name != "test" {
+		t.Fatalf("want %q but %q", "test", tag.Name)
+	}
+	if tag.URL != "http://mastodon.example/tags/test" {
+		t.Fatalf("want %q but %q", "http://mastodon.example/tags/test", tag.URL)
+	}
+	if len(tag.History) != 2 {
+		t.Fatalf("result should be two: %d", len(tag.History))
+	}
+	if tag.History[0].Day != "1668124800" {
+		t.Fatalf("want %q but %q", "1668124800", tag.History[0].Day)
+	}
+	if tag.History[0].Accounts != "1" {
+		t.Fatalf("want %q but %q", "1", tag.History[0].Accounts)
+	}
+	if tag.History[0].Uses != "2" {
+		t.Fatalf("want %q but %q", "2", tag.History[0].Uses)
+	}
+	if tag.Following != false {
+		t.Fatalf("want %v but %q", false, tag.Following)
+	}
+}
+
+func TestTagsFollowed(t *testing.T) {
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		fmt.Fprintln(w, `
+		[{
+			"name": "test",
+			"url": "http://mastodon.example/tags/test",
+			"history": [
+			  {
+				"day": "1668124800",
+				"accounts": "1",
+				"uses": "2"
+			  },
+			  {
+				"day": "1668038400",
+				"accounts": "0",
+				"uses": "0"
+			  }
+			],
+			"following": true
+		},
+		{
+			"name": "foo",
+			"url": "http://mastodon.example/tags/foo",
+			"history": [
+			  {
+				"day": "1668124800",
+				"accounts": "1",
+				"uses": "2"
+			  },
+			  {
+				"day": "1668038400",
+				"accounts": "0",
+				"uses": "0"
+			  }
+			],
+			"following": true
+		}]`)
+	}))
+	defer ts.Close()
+
+	client := NewClient(&Config{
+		Server:       ts.URL,
+		ClientID:     "foo",
+		ClientSecret: "bar",
+		AccessToken:  "zoo",
+	})
+	tags, err := client.TagsFollowed(context.Background(), nil)
+	if err != nil {
+		t.Fatalf("should not be fail: %v", err)
+	}
+	if len(tags) != 2 {
+		t.Fatalf("want %q but %q", 2, len(tags))
+	}
+	if tags[0].Name != "test" {
+		t.Fatalf("want %q but %q", "test", tags[0].Name)
+	}
+	if tags[0].URL != "http://mastodon.example/tags/test" {
+		t.Fatalf("want %q but %q", "http://mastodon.example/tags/test", tags[0].URL)
+	}
+	if len(tags[0].History) != 2 {
+		t.Fatalf("result should be two: %d", len(tags[0].History))
+	}
+	if tags[0].History[0].Day != "1668124800" {
+		t.Fatalf("want %q but %q", "1668124800", tags[0].History[0].Day)
+	}
+	if tags[0].History[0].Accounts != "1" {
+		t.Fatalf("want %q but %q", "1", tags[0].History[0].Accounts)
+	}
+	if tags[0].History[0].Uses != "2" {
+		t.Fatalf("want %q but %q", "2", tags[0].History[0].Uses)
+	}
+	if tags[0].Following != true {
+		t.Fatalf("want %v but %q", nil, tags[0].Following)
+	}
+}