I always have a few (11) pens inked up and ready to go. There is no official rotation, just pens I happen to have filled with ink for one reason or another. These are those pen and ink pairings.
Kyanite Blue TWSBI Vac 700R (Extra fine) filled with Noodler's Ottoman Azure for 2 years. Refilled 3 times 2 weeks ago .
Aubergine Lamy Al-Star (Extra Fine) filled with Noodler's Purple Heart for one year. Refilled 3 times 2 months ago .
TWSBI Micarta (0.5mm CI) filled with Kyo-iro #01 Gion's Cobblestones for 9 months. Refilled 4 times about 2 months ago .
Plum TWSBI Eco (Extra Fine) filled with Akkerman #17 Staaten-Generaal Rood for 7 months.
Green Nahvalur Original (Fine) filled with Montblanc Irish Green for about 7 months.
Teal Pilot Custom 74 (Fine CI) filled with Rohrer & Klingner Blue-Eyed Mary for about 5 months.
Black Edison Beaumont (Extra Fine) filled with Birmingham G.C. Murphy Tarnished Nickel for about 3 months.
Gunmetal Monteverde Impressa (Extra Fine) filled with Diamine Red Dragon for 2 months.
Orange Monteverde Regatta (Extra Fine) filled with Paradise Pen Autumn Orange for 2 months.
Rainbow Asvine V200 (Extra Fine) filled with Pilot Iroshizuku Ku-jaku for about 2 months.
Red Ripple Scriptorium Pens Custom (IM) filled with Diamine Oxblood for one month.
11 inked up pens