Here is the google translated text from Sony Japan:
Thank you for your continued patronage of Sony products.
Regarding the above, the release date was set to “February 12, 2021 (Friday)” at the time of the press announcement on January 14, 2021 (Thursday). Lens for digital single-lens camera α [E mount] FE 35mm F1. Regarding 4 GM “SEL35F14GM”, we have decided to postpone the release due to production reasons. In addition, the release of the lens hood “ALC-SH164” will be postponed accordingly. We will inform you about the release date as soon as it is confirmed.
We sincerely apologize for the inconvenience caused to customers who are looking forward to the information just before the release.
No word or hint about how much more we have to wait because of this production issue.