Lesser Usanagi are passive boss-rank mammals. They appear after a player tries to collect a Golden Egg, which can be found anywhere during the Springtide Celebration event. Sometimes an Usanagi will appear instead.
The creature's level and HP depend on the player's level.
- A level 4 Lesser Usanagi has 646 HP.
- A level 5 Lesser Usanagi has 880 HP.
- A level 6 Lesser Usanagi has 1118 HP.
- A level 7 Lesser Usanagi has 1426 HP.
- A level 8 Lesser Usanagi has 1764 HP.
- A level 9 Lesser Usanagi has 2080 HP.
- A level 10 Lesser Usanagi has 2475 HP.
- A level 11 Lesser Usanagi has 2842 HP.
- A level 12 Lesser Usanagi has 3294 HP.
- A level 13 Lesser Usanagi has 3776 HP.
- A level 14 Lesser Usanagi has 4221 HP.
- A level 15 Lesser Usanagi has 4760 HP.
- A level 16 Lesser Usanagi has 5299 HP.
- A level 17 Lesser Usanagi has 5944 HP.
- A level 18 Lesser Usanagi has 6625 HP.
- A level 19 Lesser Usanagi has 7258 HP.
- A level 20 Lesser Usanagi has 8008 HP.
- A level 21 Lesser Usanagi has 8724 HP.
- A level 22 Lesser Usanagi has 9568 HP.
- A level 23 Lesser Usanagi has 10449 HP.
- A level 24 Lesser Usanagi has 11266 HP.
- A level 25 Lesser Usanagi has 12220 HP.
- A level 26 Lesser Usanagi has 13093 HP.
- A level 27 Lesser Usanagi has 14110 HP.
- A level 28 Lesser Usanagi has 15165 HP.
- A level 29 Lesser Usanagi has 16135 HP.
- A level 30 Lesser Usanagi has 17262 HP.
- A level 31 Lesser Usanagi has 18307 HP.
- A level 32 Lesser Usanagi has 19517 HP.
- A level 33 Lesser Usanagi has 20765 HP.
- A level 34 Lesser Usanagi has 21910 HP.
- A level 35 Lesser Usanagi has 23232 HP.
- A level 36 Lesser Usanagi has 24495 HP.
- A level 37 Lesser Usanagi has 25944 HP.
- A level 38 Lesser Usanagi has 27436 HP.
- A level 39 Lesser Usanagi has 28807 HP.
- A level 40 Lesser Usanagi has 30378 HP.
- A level 41 Lesser Usanagi has 32089 HP.
- A level 42 Lesser Usanagi has 34022 HP.
- A level 43 Lesser Usanagi has 36011 HP.
- A level 44 Lesser Usanagi has 37868 HP.
- A level 45 Lesser Usanagi has 39964 HP.
- A level 46 Lesser Usanagi has 41832 HP.
- A level 47 Lesser Usanagi has 43946 HP.
- A level 48 Lesser Usanagi has 46111 HP.
- A level 49 Lesser Usanagi has 48115 HP.
Defeating 3 Lesser Usanagi will gain you the Bunny Bonanza achievement, the reward of which is a Scroll of Summon Nibbles.
They can drop random vanity items, the same ones that can be obtained from the Springtide Egg.