Akita Sugi Koji Buta made genuinely with wild Akita Sugi with no adhesives.
It is designed to make batches of Koji at home with Japanese authenticity.


‘Koji making kit’ comes with the traditional Akita-Sugi Koji tray, a packet of Koji spores (15g), Koji tray covering cloth ('Yoshida Sarashi' - Japanaese cotton) and a Koji making guide with the 13 minutes Koji making video instruction.

We have this premium Tane Koji exclusively imported from Kawachi Genichiro Shoten in Kagoshima, Japan, that is also excellent for Rice and Barley Koji making.

The grained Tane Koji very well spread onto grains and grows fast by its distinguishing high enzymatic activity.
A packet of Tane Koji (A.oryzae) 15g is to make 15 kg of Rice Koji.

The Koji Buta (tray) is handmade genuinely with wild Akita Sugi with no adhesives.

The small sized tray holds 500-600g of rice.
The internal dimensions (cm) ; length 32 X width 22 X depth 5
The external dimensions -longest parts- (cm) ; length 39 X width 27 X depth 6

The Koji Buta will last a lifetime if taken care properly

The kit also comes with our custom-made Yoshida-Sarashi 100% cotton covering cloth which fits the Akita Sugi Koji Buta tray, imported from Niigata, Japan.

Available only in Australia