Splatoon 2 Has Been Updated To Version 4.3.0

Nintendo has released a new update for Splatoon 2, putting the game at version 4.3.0. This update adds the final new weapons, which are the Ballpoint Splatling Nouveau, Nautilus 79, Custom Explosher and Bloblobber Deco. There are also four new weapon sets from the Toni Kensa Collection. As for Gear Abilities, you can now get Bomb Defense Up DX and Main Power Up.

Source