Art Spirits has announced the Gekizo Series (Hyper Modeling) Mechagodzilla figure set, the set includes Mechagodzilla 1974, 1975, 1993, 2002, 2003, and 2018 (anime). 1974 and 1975 are 9.8cm tall, 1993 9.7cm tall, 2002,2003, and 2018 are 9cm tall, some come with replacement accessories like the brain head for the 1975, drill hand for 2003, retail price is 2,178 yen (tax included) per figure or 13,068 yen (tax included) for the set. These will be available from Bandai Premium soon (and other retailers), with release scheduled for May 2022.

Heath Clothing is releasing the Studio D'Artisan x Heath Godzilla Limited Edition Suka-Jan Reversible Jacket. This jacket features a a Invasion Of The Astro Monster design on one side and Godzilla Vs. The Sea Monster on the other, the jacket is made from cotton, rayon, and polyester, comes in sizes M to XXL, and retails for 41,800 yen. It can be ordered from Heath now (advanced release) with release in November, it will have a general public release later (in limited quantities) it does not appear it can be shipped to the US so a proxy maybe needed.

Billiken has announced the ​Real Model Kit Series New Molded Color Sanda Vs. Gaira (Frankenstein's Monster Sanda vs. Gaira) Kit. This two figure kit is molded in new more muted colors, the figures are the same sculpt as the previous set, Sanda stands 31cm, Gaira stands 30cm, the set will retail for 15,400 yen the same as the previous set. They can be pre-ordered now from Billiken with release scheduled for Nov/Dec 2021.

The Godzilla Store has announced new t-shirts, three are to celebrate anniversaries of the Godzilla Store (online), Godzilla Store Tokyo, and the Godzilla Store Osaka, the fourth shirt is for the upcoming Godzilla Fest 2021. All shirts are 100% cotton, come in sizes S to XL (XXL size is available for the Godzilla Fest shirt as well), and retail for 2,750 yen. They can be ordered now from the Godzilla Store, with the anniversary shirts if you wear them in the Godzilla Store you can receive a discount based on the shirt (5, 4, or 1%).
Update: another shirt was added the Marusan Hedorah shirt (below), pricing and other info is the same as the others.

Medicom has announced the Godzilla Vinyl Wars EX Godzilla 1954 Final Scene Version lottery figure, this Anraku Ansaku figure is based on the end scene where Godzilla is just a skeleton. This figure stands 26cm tall, will retail for 16,500 yen, and will be released Dec 2021. Like with previous lottery figures the lottery will run from Oct 24th to Nov 10th on the Medicom website.

X-Plus is releasing the DefoReal Godzilla 1955 Osaka Castle Diorama Set, base on the previously release 1955 DefoReal from 2020. The figure includes a scene base and is monochrome in color, it is 15cm tall, 13cm deep, and 16cm wide (including base), it will retail for 12,100 yen. This Ric exclusive can be pre-ordered now from X-Plus with release scheduled for April 2022.
Update: this is now up on the US X-Plus site here.

Tokyu Hands Shibuya is releasing the Godzilla 1989 350 and Biollante 450 in Sparkle Color Versions by Marusan. Both are clear vinyl with glitter in the vinyl, Godzilla stands 23cm and retails for 13,200 yen, Biollante stands 30cm and retails for 22,000 yen. Both should be on sale now at ​Tokyu Hands Shibuya store in Tokyo.

Good Smile is releasing the Godzilla Singular Point Nendoroid character figures, including Yun Arikawa, Mei Kamino, and Pelops II. Each figure comes with different face plates/expressions and accessories (like the oxygen destroyer or Pelops robot body), articulation with stand, with each standing approx. 10cm tall, and retailing for 6,400 yen (less at some retailers). They can be pre-ordered now from Good Smile and other retailers with release scheduled for July 2022.

Bandai is releasing the X-Plus Gigantic Series Godzilla 1989 Luminous Version. This figure was released by X-Plus in March of 2019, this version adds light up fins to the open mouth version. It is 52cm tall and 51cm deep, and retails for 74,800 yen. It can be pre-ordered from Bandai and X-Plus (although they both show sold out at the moment), with release scheduled for Feb 2022.

Bandai is releasing a Godzilla 2001 and two new Hedorah t-shirts from Studio 696 and Bandai Fashion. The Godzilla shirt comes in two colors of shirt, is 100% cotton, sizes S to XXL, and retails for 3,630 yen. The Studio 696 Hedorah comes in three colors/styles, is 100% cotton, sizes S to XXL, and retails for 3,630 yen. The Bandai Hedorah shirt comes in two colors of shirt, is 100% cotton, sizes S to XXL, and retails for 3,850 yen. All can be pre-ordered from Bandai with release scheduled for Dec 2021.