低調ていちょう
teichō

Noun
na-Adjective

1. inactive; slow; sluggish; slack; low tone; undertone; dullness; (market) weakness

いま太陽たいよう活動かつどう低調ていちょうですが、それでも時々ときどきおうきな黒点こくてんあらわれます。
imano taiyōno katsudōwa tēchōdesuga soredemo tokidoki ōkina kokutenga arawaremasu.
The sun is currently in a period of low activity but even so large sunspots occasionally appear.