Bandai/Tamashii is releasing the S.H. Figuarts Antlar figure, this figure comes with a base to create the look that it is emerging from the ground. It stands 15cm tall (approx 6 inches) and will retail for 7,560 yen (approx $71 US). Pre-orders start April 20 from the Tamashii Web Shop, with release scheduled for Sept 2018.
Bandai Gashapon is releasing the Ultimate Luminous Ultraman Series 6 and Ultimate Luminous Structures, Series 6 includes Ultraman Leo, Ultraman Nexus Junis, and two buildings, the Structures include seven different structures, all feature a light up gimmick and the Ultras stand approx 5 inches. Series 6 are 500 yen each and the Structures are 300 yen each all should be released by the end of April 2018.
Bandai/Tamashii is releasing the S.H. Figuarts Pandon The Greatest (Biggest) Invasion In History Set, this set features replacement left arm and right leg (mechanical), damaged head, and eye slugger. This figure stands 16cm tall, and retails for 8,100 yen. It can be pre-ordered now from the Tamashii Web Shop with release scheduled for Aug 2018.
Tamashii is releasing two Sofvi Spirits Ultraman figures Ultraman Ginga and Ultraman Victory, these are the first two figures in this line (besides the Pacific Rim kaiju). Both figures are 16cm tall (just over 6 inches), do not have articulation, and will retail for 2,916 yen (approx $28 US). These can be pre-ordered now from multiple retailers with release scheduled for July 2018. (Note: bases above are for display only not included but are sold separately.)
Bandai/Tamashii are releasing the S.H. Figuarts Ultraman Geed Royal MegaMaster figure. This figure stands 15cm tall, and it features extra hands, replacement color timer, King sword, and mounting sword(?). This figure retails for 7,020 yen, it can be pre-ordered from the Tamashii Web Shop with release scheduled for July 2018.
Bandai Candy is releasing the SHODO Ultraman VS 6 figures, this series includes Ultraman 80, Ultraman Zero, Ultraman Belial,Darklops Zero, and an accessory pack. The figures are 10cm, with multiple points of articulation, and come with gum. Each figure retails for 500 yen and are scheduled to be released in May 2018 from vending machines in various Japanese retailers.
Tamashii/Bandai is releasing the S.H. Figuarts Twin Tail figure. This Ultra kaiju stands 14.5cm tall (just under 6 inches), not count it's tails which make it even taller. It will retail for 7,560 yen (approx $69 US), it should be able to be pre-ordered soon with release in June 2018.
Bandai Gashapon is releasing the 5th series of Ultimate Luminous Ultraman figures, the series includes Ultraman Taro, Ultraman Cosmos, and a gas tank. All feature a light up gimmick, Taro and Cosmos feature light up eyes and color timer, the tank has a light on it's top. These figures will be released (or may have been already) in vending machines in Japan, they retail for 500 yen each.
Tamashii/Bandai is releasing the S.H. Figuarts Ultraman Belial Atrocious figure, this figure was was recently shown at Tamashii Nations 2017. The figure stands 15cm tall, comes with extra hands, and the Giga Battle Nizer weapon (it is unclear if there is a light up feature). The figure retails for 6,480 yen (approx $57 US) and can be pre-ordered from the Tamashii Web Shop with release in June 2018.
Bandai/Tamashii showed off a number of Ultra kaiju at Tamashii Nations 2017, four in fact Antler, Pandon, Twin Tail, and Gudon. No word on release date or prices yet but they should be released by mid year 2018.