Pilot Iroshizuku fountain pen ink set: ・Ajisai (Hydrangea) ・Tsuki-yo (Moonlit Night) ・Kosumosu (Cosmos) 15ml each I believe they are almost unused. The bottles don't seem to be depleted at all, so they might be unused? The case is also clean. Although it's a beautiful item, please refrain from purchasing if you are sensitive to the condition, as it has been stored by a private individual.