|Released||July 14, 2014|
|Singles from Solo Day|
Solo Day is the fifth mini-album released by B1A4 under WM Entertainment. The album was released on July 14, 2014 by WM Entertainment and their distributing label Pony Canyon Korea. The title song of the album, "Solo Day, was produced by leader Jinyoung along with 5 other tracks in the album. CNU also produced 1 song in the album.
There are 5 pictures: Jinyoung is "Couch Potato", Sandeul is "Pizza Delivery" Guy, CNU is "Obsession Guy", Baro is a "Space Geek" and Gongchan is a "Flower Vagabond". There is a 22-second video with a game trailer. There are also more videos on YouTube in the official channel of B1A4, B1A4 OFFICIAL +: #1 DRIVE, #2 BEACH, #3 RUN AWAY, #4 UFO?, #5 ENCOUNTER, #6 FIVE BOYS
In the music video "Drive" shows a road. "Beach" has an upward view of B1A4 walking on the beach. "Run Away" has B1A4 running on the beach. #4 UFO? has Baro trying to show Sandeul, Gongchan, Jinyoung, and CNU his headphones that make him look like an alien, the rest of B1A4 is focused on a UFO. #5 ENCOUNTER shows the UFO B1A4 was looking at in #4 UFO?.#6 FIVE BOYS shows the five from B1A4 writing "B1A4" on the beach. All these teaser videos show little parts of the whole music video of Solo Day which was released on July 13, 2014. The official music video of Solo Day was released on July 14, 2014.
|1.||"Solo Day"||Jinyoung, Baro||Jinyoung||3:19|
|2.||"You Make Me A Fool" (내가 뭐가돼; Naega Mwogadwae)||Jinyoung, Baro||Jinyoung||3:29|
|3.||"It's Going Well" (잘돼가; Jaldwaega)||Jinyoung, Baro, Maxx Song||Jinyoung, 220, Brian Cho, Maxx Song||3:35|
|4.||"A Glass Of Water" (물한잔; Mulhanjan)||Jinyoung, Baro||Jinyoung||3:23|
|5.||"Drive"||CNU, Baro||CNU, Jooyoung, Cheeze||3:45|
|6.||"You" (feat. Sunmi)||Jinyoung||Jinyoung||3:22|
|Gaon Album Chart||1|
|Oricon Albums Chart||34|
- "B1A4 Comeback "Solo Day" Teasers (Updated 7/5/14 w/ Gongchan)". 2014. Retrieved 2014-07-10.
- "SOLO DAY". 2014. Retrieved 2014-07-10.
- 2014년 30주차 Album Chart (in Korean). Gaon Music Chart. Retrieved November 11, 2016.
- オリコン週間 CDアルバムランキング 2014年07月14日～2014年07月20日 31～40位. Oricon Style (in Japanese). Oricon. Retrieved November 11, 2016.