This is a ballpoint pen from the SHIKIORI Kua Asobi series.

Kusa Asobi
The new KUSA ASOBI, Nature Nostalgia, collection offers the much-awaited release of stainless steel nibs in the SHIKIORI lineup, the first since the 2017 release of TSUKUYONO MINAMO.
These stainless-steel nibs are also easy to maneuver, making them suitable for fountain pen beginners.
Fountain pens with the stainless steel nib and twist type ballpoint pens are both available in 4 different colors.

SHIKIORI
A series of writing instruments that evoke the four seasons inspired by the nature of Japan.
The continuous seasons are a series of moments.
For more than a thousand years, people have sung, written about, and painted seasonal scenes.
We bring you the seasons of Japan, blessed with the beauty of nature, in a variety of colorful writing instruments to enrich your everyday life.
Even if with the same color, each person has his or her own way of imagining the scenery.
We invite you to create your own seasonal images.