Days of Memories

Days of Memories is the first of three Nintendo DS games that adapts the mobile love simulation Days of Memories series originally released for i-mode's SNK World-i site.

It encompasses the first three games in the series: Days of Memories ~Boku to Kanojo no Atsui Natsu~, Days of Memories 2 ~Boku no Ichiban Taisetsu na Kimi e~, and Days of Memories Gaiden ~Ōedo Ren'ai Emaki~.

Gameplay
Unlike the original game, Days of Memories comes with three extra mode: "Album," "Ending," and "Sound". In Album Mode, the player can view the cleared event images in an album for each character. In Ending Mode, the player can browse the character endings for each title as many times as they like, whenever they want. In Sound Mode, one can play all the characters and listen to all the songs.

Story
In the first story ~Boku to Kanojo no Atsui Natsu~ (僕と彼女の熱い夏, lit. "My Hot Summer with Her"). The protagonist is a Japanese high school student who is tempted to drop out.

In the second story ~Boku no Ichiban Taisetsu na Kimi e~ (僕の一番大切な君へ, lit. "To You, the Most Important to Me"), the protagonist is a college student who lives in his own apartment.

The third story ~Ōedo Ren'ai Emaki~ (大江戸恋愛絵巻, lit. "Ōedo Love Scrolls") is set during Feudal Japan. The protagonist is a young samurai, hoping to perfect his sword play in all of his matches.

~Boku to Kanojo no Atsui Natsu~

 * Protagonist
 * Athena Asamiya - class madonna; attends the same class as the protagonist
 * Kasumi Todo - president of the school's Aikido club
 * B. Jenet - perky overseas teacher who wants to start a band
 * King - bar owner of Illusion
 * Mai Shiranui - rich maiden who is currently living in the same apartment complex as the protagonist
 * Yuri Sakazaki - protagonist's martial arts instructor
 * Leona Heidern - reclusive and doesn't have many friends; attends the same class as the protagonist
 * Kula Diamond - lower level classmate who shuns protagonist; gets along well with Kaido
 * Kyoya Kaido
 * Andy Bogard
 * K'
 * Ryuhaku Todo

~Boku no Ichiban Taisetsu na Kimi e~

 * Protagonist
 * Shizuku Misawa - normal girl who works at a lot of part time jobs; mainly serves as a bartender
 * Hotaru Futaba - adopted younger sister of the protagonist
 * Kisarah Westfield - athletic flirt who gets along with Hotaru
 * Fiolina Germi - energetic girl in the same class as the protagonist
 * Chizuru Kagura - shrine priestess who participates in motorcycle racing in her free time
 * Mature - secretary at Hotaru's high school
 * Blue Mary - strong and kind woman who is always on the job
 * Kyo Kusanagi
 * Iori Yagami
 * Athena Asamiya - a pop-star idol who always needs to hide from the paparazzi
 * Goenitz
 * Rugal Bernstein
 * Shingo Yabuki
 * Vice - Mature's roommate

~Ōedo Ren'ai Emaki~

 * Protagonist
 * Nakoruru - Ainu priestess who lives in the mountains
 * Shino - worker at her family's inn
 * Chiyo - mysterious geisha
 * Mina Majikina - traveler from Okinawa; Chample is her only friend
 * Rinka Yoshino - a trained samurai who is always looking for a fight
 * Saya - foreigner from overseas who acts as the sister figure to Rinka
 * Mikoto - morose resident who is constantly troubled by her worries
 * Shiki - amnesic geisha in training
 * Iroha - protagonist's personal maid
 * Kyouemon
 * Haohmaru
 * Ukyo Tachibana
 * Genjuro Kibagami