2021, 2girls, a.i._voice, ahoge, behind_another, beret, black_thighhighs, blue_eyes, blunt_ends, blush, braid, brown_skirt, character_name, chromatic_aberration, closed_mouth, cloud, cloudy_sky, collared_shirt, double_v, full_moon, grass, hair_ornament, hairclip, hand_up, happy_birthday, hat, headwear_switch, hibi_tsuna, hug, hug_from_behind, kizuna_akari, kizuna_akari_(tsubomi), knees_up, light_purple_hair, long_hair, looking_at_another, moon, multicolored_clothes, multicolored_skirt, multiple_girls, neck_ribbon, night, open_mouth, orange_ribbon, outdoors, outstretched_hand, pantyhose, plaid, plaid_legwear, purple_eyes, red_headwear, red_pantyhose, ribbon, shirt, short_hair, side_braid, sitting, sitting_between_lap, skirt, sky, smile, sparkle_hair_ornament, star_(sky), starry_sky, sweatdrop, thighhighs, twitter_username, v, voiceroid, white_hair, white_shirt, white_skirt, yuzuki_yukari, yuzuki_yukari_(shizuku)