There was a chapter of Hidamari released at the end of December. It is being worked on. There was not a chapter released in January. A new chapter is not expected until the end of March.

Binetsu Kuukan is being worked on. The next chapter will be released in June.

Binetsu Kuukan volume 2 is being worked on (very, very, very slowly).

In general, chapters are released on the last day in February, June, and October in Japan. The bonus chapters aren’t announced more than a few days in advance.