Japanese Mask Slot by Habanero

The layout is the first thing to clock. 27 diamond-shaped tiles sit in a hexagonal mosaic against a dusk Japanese street, paper lanterns glowing on the storefronts behind. 12 of those tiles are chained shut, marked with the red kanji 封 ('seal'), so only an inner cluster of about 15 positions is actually playing at the start of any base spin. Unlock those outer cells and the whole 9x3 board opens up. That unlock is the engine of the entire game.

Wins do not form on conventional paylines. The 320 number on the bet panel refers to HexaPays paths, which pay along any horizontal, vertical, or diagonal line of touching matching symbols starting from any tile on the active grid. The mosaic shape means even the base game's reduced playfield has unusual win geometry: a diagonal pattern of three painted Kabuki actor heads through the inner diamond can pay where on a regular line slot it would not. Wins cascade away and new symbols drop into the freed tiles, so a single chain can keep paying as long as the active cells keep landing matches. The Buy Feature on the left rail sits at 149.50 in base currency, roughly 30x bet, and warps the round straight into the bonus where all 27 cells are alive from the first spin. The Super Bet stub below at 10 coins doubles trigger frequency and quietly nudges the RTP up to 96.64% from the base 96.41%, so paying the ante actually helps you slightly, the opposite direction of how most ante-bet slots work.

Scatters trigger up to 38 Free Games and that is where the seals come off for real: the grid is fully unlocked across the entire round, all 320 HexaPays paths active, and cascades stack with no chained tiles blocking new symbols. Symbol-wise the rotation is a small cast with strong art: a fierce red-wigged Kabuki actor with white face paint, a horned red Oni demon, a round green Hannya-style smiling mask in a tied headband, plus elemental lows (pink sakura, blue stylised waves, green bamboo, a red Mitsudomoe triskele). The Jackpot Race progressive ticks in the top-right corner on its own random trigger separate from anything the seals do. Compared to a standard Japanese-themed 5x3, the locked-cell choice gives this one a different rhythm: long stretches feel cramped, the bonus feels like the board literally opens up.