Today's ink is Sailor Jentle Waka-uguisu, "Young Nightingale" from the 2016 Four Seasons collection. Recently Sailor switched from 50ml bottles to 20ml bottles, but some retailers (like Pen Chalet) still have 50ml bottles left.

The color:

Waka-uguisu is a medium spring green. It's almost a green-yellow.

Swabs:

In large swabs there is some lovely shading.

Writing samples:

Let's take a look at how the ink behaves on fountain pen friendly papers: Rhodia, Tomoe River, and Leuchtturm.

Dry time: 40 seconds

Water resistance: Low

Feathering: None

Show through: Medium

Bleeding: None

Other properties: medium shading, no sheen, and no shimmer.

On Staples 24 lb copy paper there was a little bit of feathering, and a tiny bit of bleeding, mostly in the flex nib.

Comparison Swabs:

Ink swabs for comparison, left to right (top to bottom for mobile RSS): Robert Oster Jade, Sailor Jentle Waka-uguisu, and Colorverse Sea of Tranquility. Click here to see the Sailor inks together. Jade is the closest to Waka-uguisu.