Welcome to Mahjong Dream Club - Register at the dream mahjong parlour
Teach me Receptionist - Inspect the tutorial mode
Let´s exchange! - Exchange D(ream)P(oints) for a dream card
Shilouette - Change the player silhouette
Leave to me the Slot - Assign an opponent slot (choosing your opponents at random)
First step of winning - Get your first winning hand
Furikomunication - Do your first payment to another player. From the word Furikomi, in mahjong: You have to pay because you´ve been ronned (you discarded a winning tile for other player and he/she claimed it)
Lets do an extend game! (Renchan) - Get your first Renchan/Dealer Continuance
First experience of a Mangan - Get your first Mangan
First experience of a Haneman - Get your first Haneman
First experience of a Baiman - Get your first Baiman The "First experience" is not cumulative, you have to obtain each one separately
First experience of a Sanbaiman - Get your first Sanbaiman
First experience of a Yakuman - Get your first Yakuman
First experience of a Double Yakuman - Get your first double Yakuman
Hanchan debut - Complete your first Hanchan
Aim to the top! - Get your first game win - Become in first place once. This name come from an old 70´s tennis manga called Ace wo Nerae! (Aim for the Ace!)
I'm in hakoten, so what? - Become once in negative points
Just go... - Make other player to be in negative points
Congratulations! - WIn in competition (vs.) mode and see a blessing/celebration demo
First kiss - Win in support mode and get a kiss (Chooose 祝福のキス Shukufuku no Kisu (Blessing of the Kiss))
Breaking through nominations - Pass the qualifier for the dream crown ranking league
Coronation, king of dreams - Win the final of the dream crown ranking league
Debut completion - Compete against all characters at least once
She changed to a swimswit - Get a girl to wear a swimsuit (for a first time)

Online Debut - Play your first match in online mode
Secret Achievements:
Show all - Get your first Open Riichi
Riichi, Ippatsu! - Win with Ippatsu after Riichi. once you´ve done Riichi/Reach win in the following go around
I´m not shy anymore! - Play 10 times in online mode
No-ten master - Be without Tenpai in 10 drawn hands
Mastery of Tanyao - Win with Tanyao (All Simples) 10 times
Mastery of Pinfu - Win with Pinfu (All Sequences/Chi) 10 times
Mastery of Chii Toitsu - Win with Chii Toitsu (7 Pairs) 10 times
Mastery of San An Kô - Win with San An Kô (Three Occult Pon) 10 times
Mastery of Honitsu - Win with Honitsu (One Suit & Honors) 10 times
Mastery of Chinitsu - Win with Chinitsu (One Suit) 10 times
Mastery of Dai San Gen - Win with Dai San Gen (Big Three Dragons) 10 times!
Mastery of Sû An Kô - Win with Sû An Kô (Four Occult Pon) 10 times!
Mastery of Kokushi Musô - Win with Kokushi Musô (13 Orphans) 10 times!
Mastery of Sû Sûshii - Win with Dai Sûshii or Shô Sûshii (Four Winds, little or big, it doesn´t matter) 10 times!
Sure you like the Haku - Win with the white dragon tile 30 times
Sure you like the Hatsu - Win with the green dragon tile 30 times
Sure you like the Chun - Win with the red dragon tile 30 times
Riichi demon - Declare Riichi/Reach 100 times
Diligent student - Watch all the tutorial, completely, all sections and all terms
Yakitori humiliation - Get your first Yakitori penalty
Only my assistance girl - Make one specific girl your support 30 times.
The law of the perfect victory - Make all players (except you) become negative points on East first game 東一局!
Selling shop - Make all girls go negative points at least once
Master of mastery - Obtain all trophies
I do not have the game but in the web Barticle found, all trophies are listed now... So the merit goes for Barticle.