Tetris Plus 2 (c) 1997 Jaleco.
This game features some very nice gameplay. There's the addition of an ingame character who wanders on the blocks while you play. Secondly there's a storyline for the game. You get different bonuses on your journey as you keep going on. The game gets quite challenging after you've played some levels.

>>> TECHNICAL DETAILS
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Main CPU : 68000 (@ 12 Mhz)
Sound Chips : YMZ280B (@ 16.9344 Mhz)
Screen orientation : Horizontal
Video resolution : 320 x 224 pixels
Screen refresh : 60.00 Hz
Palette colors : 32768
Players : 2
Control : 8-way joystick
Buttons : 3 (ROTATE LEFT, ROTAGE RIGHT, BOMB)
Alternate version runs on the Jaleco Mega System 32 hardware.

>>> TRIVIA
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Developed by The Tetris Company.

>>> TRICKS AND TIPS
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* Expert Level : Hold Start Button then input code : [Up, Right, Down, Left]x3 in Puzzle Mode Level Selection screen. If it's accepted, Expert Level item will appear.

>>> GAME SERIES
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1. Tetris Plus (1995)
2. Tetris Plus 2 (1997)

>>> DESIGNERS / PROGRAMMERS / STAFF
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Character voices -Joshuko- : Sachiko Sugawara
Directors : Taro Sasahara, YU1 Sekine
Programmers : Shuji Ohno, Koichi Satoh
Graphic designers : Takashi Hashizume, Pyonkey Matsuo, Satoshi Higashida, Koichi Narita, Tatsuhiro Suzuki, Hiroshi Shigesawa, Ken Kogawa
Sound : Kenichi Kamio

>>> OTHER GAME RESOURCES
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Game's rom.