In modern Japanese it is simply written 気

Blue : synthetic dye

going through 2 brass rings

21 Shaku (127

that has been designed specifically to fit such a long and heavy blade and the Kurotataki Saya

Iaito Minosaka Satsuma Koshirae [F]Heavy_Weight In modern Japanese it isThe Satsuma Koshirae is a very high end Iaito, fully order made, crafted from scratch in Japan with a sand casted bubble free zinc aluminum alloy blade. This model has a very special extra long and heavy blade, for a concept loosely based on the Satsuma Han swords used during the Bakumatsu and Satsuma rebellion. It is said such swords were wielded by the very famous last samurai Saigo Takamori, although it hasn't been formally confirmed. As this