From a Byobu by Ogata Kenzan (1663–1743). See discussion.
The word this week, in kanji, is Saikanniyū (Two Friends in Winter) for those who want to practice their calligraphy.
My demonstration painting includes a bird for a tenkei. Here is a relatively simple sketch of an uguisu, a Japanese nightingale or bush warbler for practice.
The sketches below provide guidance for how to paint plum blossoms.
These sketches serve as models for camellia leaves.