I think the names of interesting sister groups are as follows:

1. Girlfriend's nest: describe intimacy.

2. Candy girl: It means sweet and lovely.

3. Fantasy wonderland: It is full of imagination and creativity.

4. Happy family: meaning full of laughter.

5. Invincible youth: describes being young and energetic.

6. Close friends: It means understanding and supporting each other.

7. Travelers' Alliance: describes loving traveling.

8. gourmet paradise: describes the pleasure of enjoying delicious food.

9. Bright stars: describe the light shining in each other's hearts.

11, station agent: It means that each other is the harbor of the soul.

11. Accompanied by rain and sunshine: describes mutual companionship.

12. Dream Covenant: a dream and agreement that means * * *.