The three Sen families (Omotesenke, Urasenke, Mushakōjisenke) take turns holding a memorial service on the 28th of every month, at their mutual family temple, the subsidiary temple Jukōin at Daitoku-ji temple.
Tiga keluarga Sen (Omotesenke, Urasenke, Mushakōjisenke) melakukan pelayanan peringatan pada tanggal 28 setiap bulan, di kuil keluarga mereka, subsidiari kuil Jukōin di kuil Daitoku-ji.