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Nagasaki Delicious - Castella
Ishimaru Bunkoudou is one of the 713 brands in Inktend's built-in ink catalog.
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Paper & pairing
Warm tones (oranges, yellows, ambers) show strong contrast between light and dark areas of each stroke, which is part of why they're popular with broader nibs. This ink will behave predictably on most fountain-pen-friendly paper. Cheap, highly absorbent paper (standard copier paper) will dull any ink's saturation and can cause feathering or bleed-through with wetter nibs.
About Ishimaru Bunkoudou
Ishimaru Bunkoudou is a stationery store founded in 1883 in the port city of Nagasaki, often described as Kyushu's largest and most iconic stationery shop, with a six-story flagship on the Hamamachi shopping street. It sells original fountain pen ink lines, including the cocktail-themed Color Bar Ink series of over 90 colors and the Nagasaki Bikei series inspired by local scenery, alongside Nagasaki Bikei fountain pens built on Sailor's Profit model.
Storing and using the bottle
Bottled fountain pen ink has an effectively long shelf life when kept capped and out of direct sunlight: most inks remain usable for years. The main risk isn't the ink spoiling, it's a pen sitting inked and unused for weeks: that's what causes clogs, not the ink's age.
Frequently asked questions
Similar shades By colour distance
Color shown is a close digital approximation of a typical swatch, not a calibrated color match.