Tile on the walls of kitchens, bathrooms and toilets. If you look closely at the joints, they may be darkened or moldy, but it is quite difficult to clean them. Introducing "Just Touch", a repair agent that can easily cover such dirt.
A "medicine repair agent" that can be used like a correction pen. Shake well, then remove the cap and apply the liquid while pressing the pen tip against the joint. The liquid that has squeezed out of the joints can be wiped off with a cloth soaked in alcohol. The darkened joints turn into a solid white color, and since it contains an antifungal agent, it can be expected to have the effect of preventing mold stains.
The point to note when using it is that it looks quite white. Almost all the joints in my kitchen were darkened, so the painted parts floated from the surroundings. If you can afford it, it seems that the overall appearance will be better if you apply it to all joints, including places where it is not very dirty.
It is available on mail-order sites and the price range is around 500-600 yen. How about cleaning up the dark spots and mold stains that tend to accumulate in the summer? It is not possible to apply it to the silicone part.