The protesters were holding signs saying ‘Japan stop funding coal’ – as the fifth day of discussions at the COP26 climate summit continued.
It comes just one day before the youth climate protest and two days before the huge march on Saturday.
Here are the best pictures from the Pikachu protest.
1. Pikachu protest
Protests have been going on around Glasgow as COP26 continues. Photo: Peter Summers
2. Pikachu protest
A youth climate march - organised by Fridays For Future - is taking place on Friday. Photo: Peter Summers
3. Pikachu protest
The Global Day of Action march will happen on Saturday. Photo: Peter Summers
4. Pikachu protest
The protest follows a march on Wednesday against greenwashing. Photo: Peter Summers