LEC Gekiochi-kun Melamine Sponge Review: Just Add Water

By the Store Manager

Every spring clean brings a cabinet full of cleaners. LEC Gekiochi-kun pitches one simple idea: just add water.

Key points first

From official specs, listings and user feedback: it is a Japanese melamine resin sponge. Its fine structure works like ultra-fine sandpaper.

The frowning white mascot is a familiar face in many Taiwanese homes; it is angry at dirt, not you.

Key features & specs

Wet, wring and wipe, no detergent. Avoid using it with hot water, oil, acids or bleach.

Good for glass, regular mirrors, ceramic, tile, matte stainless steel and plastic: water spots, soap scum, fingerprints and crayon art.

Not for painted, glossy, coated or anti-fog surfaces, car bodies or wood floors; it can turn gloss into matte.

Not for dishes, food or skin either.

In use: everyday scenarios

Always spot-test somewhere hidden first.

It wears down as it works; it is a consumable. Cut it into small cubes to stretch it.

Rinse off the white crumbs afterward, especially in grout lines.

A favorite use: sneaker rubber soles. Rinse the crumbs off after.

Shop owner's notes

Matte stainless faucets with water spots often come clean; test chrome first.

Sizes vary: blocks, cubes, strips and a citric-acid version. Choose by what you clean most.

Some say newer batches crumble more. Buy from listings marked as genuine imports; check the Shopee listing for pricing.

Shop owner's aside: the hardest part of cleaning is picking which bottle. This sponge simplifies that, but it is still abrasive, not magic.

See the alternatives below for dishwashing or limescale.

Kitchen tiles, white plastic boxes and light-switch smudges are good targets, but remove grease first since it shouldn't be used with oil.

Rinse, wring and air-dry it between uses until it's too small to hold.

Renters use it before move-out on pencil marks and door frames, but spot-test painted walls first.

What forum users say

From Baby-Kingdom, mybest and home-cleaning groups: people praise how water alone removes wall marks and faucet water spots, and small cut pieces work in gaps. Complaints: it shrinks, crumbs collect in grout, and glossy furniture can get hazy. Common advice: spot-test somewhere hidden first and rinse off crumbs.

Similar alternatives

• LEC citric-acid version: aimed at limescale; check the listing.
• 3M Scotch-Brite scrub sponge: for dishes; check the listing.
• Mr. Clean Magic Eraser: another melamine sponge; check the listing.

Before you buy

In short, Gekiochi-kun is a water-only melamine sponge from Japan. Avoid glossy, painted and food surfaces, and test first.

Specs

Pros

• Works with just water
• Cut into small pieces for gaps
• Made in Japan, many sizes
• Handy for water spots and fingerprints

Cons

• Consumable, it wears down
• Can dull glossy paint
• Leaves crumbs to rinse away

FAQ

Q: Can I wash dishes with it?

A: No, official guidance says not for dishes, food or skin.

Q: Can I clean my car with it?

A: Not the paintwork; it may dull or scratch it.

Q: Do I need detergent?

A: No, just water; avoid hot water, oil, acids or bleach.

Q: Is it normal for it to shrink?

A: Yes, it wears down as it works.

Where to buy

View on Shopee

Prices and specs: check the Shopee listing.

Sources

• LEC official site
• Hong Kong Consumer Council
• mybest melamine sponge guide
• Shopee listing

Compiled by the store manager from official specs, listings and user feedback.

Some images are AI illustrations

Affiliate disclosure: this article contains Shopee affiliate links. UnboxRank may earn a commission at no extra cost to you.