Update README_ja.md

README_ja.md

@@ -166,6 +166,19 @@ newest, highres, close-up portrait of a face divided in two, left half is a slee
 bad anatomy, low quality, bad hands, extra fingers
 ```
 
+![sample_3](assets/sample_3.jpg)
+
+prompt:
+```
+a canvas in a quiet artist studio, the word "Ecocoro" written softly on the canvas, warm afternoon light, scattered sketches, brushes and paint tubes, a gentle feeling of creative inspiration, anime illustration style
+```
+
+negative prompt:
+```
+bad anatomy, low quality, bad hands, extra fingers
+```
+
+
 # 謝辞
 
 Ecocoro は、Black Forest Labs による black-forest-labs/FLUX.2-klein-base-4B をベースにしています。