Bandai is releasing new Biollante t-shirts by Studio 696 as well as offering a previously released one again. The new shirt comes in black and white colors, sizes S to XXL, is 100% cotton, and retails for 3,630 yen.  A previously released t-shirt (bottom) is also available again in limited sizes, both shirts can be pre-ordered now from Bandai (here, and here) with release for both scheduled for Oct 2021.