Matsui is the brand name of a line of electrical items such as televisions, VCRs, and microwave ovens sold in the UK, introduced in the 1980s. It is an own brand of the DSG International plc retailer, and not an independent manufacturer. Buying a Matsui product is therefore akin to buying the supermarket brand.

relaxation position. ‘Matsu’ is an instruction from the teacher for students to adopt this position. Breathing out through the mouth and in through the nose, the students sit in seiza, eyes-closed, considering the techniques they have learnt and practised.