- Who
- HOKUTO Corporation
- What
- 59 centimetre(s)
- Where
- Japan (Nagano)
- When
The longest edible mushroom measures 59 cm (1 ft 11.22 in) and is a Pleurotus eryngii grown by HOKUTO Corporation (Japan). The mushroom was measured at Mushroom Research Laboratory of the company, in Nagano, Nagano, Japan, on 25 July 2014.
