:Koi ni Ochiru Toki

The album's release was announced by the group's Korean label, Woollim Entertainment, on March 29, 2013, with the release day, prices and details about the editions.{{cite web |url=http://infinite7.jp/?m=pc&a=page_o_info_detail&info_id=458 |title=日本1stアルバム『タイトル未定』 2013年6月5日（水）発売決定!! |format= |work=Woollim Entertainment |language=ja |date=2013-03-27 |accessdate=2013-05-09}} On April 10, a promotional photograph of the album was released.{{cite web |url=http://infinite7.jp/?m=pc&a=page_o_info_detail&info_id=465 |title=日本1stアルバム『タイトル未定』最新アーティスト写真決定！ |publisher=Woollim Entertainment |language=ja |date=2013-04-10 |accessdate=2013-05-09}} On April 24, the cover of the regular edition, track list and the album's title were revealed.{{cite web |url=http://infinite7.jp/?m=pc&a=page_o_info_detail&info_id=474 |title=INFINITE1stフル・アルバムタイトル「恋に落ちるとき」に決定！！|publisher=Woollim Entertainment |language=ja |date=2013-04-24 |accessdate=2013-05-09}}

• Regular edition (POCS-1087): The regular edition includes the CD only, a 36-page booklet, a random card and a lottery ticket to an event.{{cite web |url=https://www.amazon.co.jp/dp/B00BYS305Y |title=Amazon.com: 恋に落ちるとき: 音楽 |publisher=Amazon Japan |language=ja |accessdate=2013-05-09}}
• Limited edition (POCS-9030): The limited edition has, along with the standard track list of the album, a DVD with all of the Japanese music videos released to date, a 52-page photobook, a 20-page photobook of a member (randomly chosen){{cite web |url=http://infinite1st.jp/05/08/%E3%80%90news%E3%80%91%E5%88%9D%E5%9B%9E%E9%99%90%E5%AE%9A%E7%9B%A4%E7%89%B9%E5%85%B8%EF%BC%9A20p%E3%83%A1%E3%83%B3%E3%83%90%E3%83%BC%E5%88%A5%E3%83%A9%E3%83%B3%E3%83%80%E3%83%A0photo%E3%83%96/ |title=【NEWS】初回限定盤特典：20Pメンバー別ランダムPHOTOブックのビジュアル公開 |publisher=Woollim Entertainment |language=ja |date=2013-05-08 |accessdate=2013-05-09 |archive-url=https://archive.today/20130615214228/http://infinite1st.jp/05/08/【news】初回限定盤特典：20pメンバー別ランダムphotoブ/ |archive-date=2013-06-15 |url-status=dead }} and a lottery ticket to an event.{{cite web |url=https://www.amazon.co.jp/dp/B00BYS3C20 |title=Amazon.com: 恋に落ちるとき(初回限定盤)(DVD付): 音楽 |publisher=Amazon Japan |language=ja |accessdate=2013-05-09}}

The album has twelve tracks, all Japanese versions of songs previously recorded in Korean. The songs "Welcome to Our Dream" and "Man in Love" were released on the fourth Korean mini-album New Challenge. "To-Ra-Wa", a Japanese version of the song "Dasi Dorawa", "She's Back" and "Wings" were released on the group's first Korean mini-album, First Invasion. "BTD (Before the Dawn)" was released on the second Korean mini-album, Evolution. "Be Mine", "Tic Toc", "Timeless", "Crying", "Because" and "Julia" were released on their first Korean studio album Over the Top. The Japanese version of "Crying", a song of the group's sub-unit Infinite H, features the Japanese television personality and singer Becky♪♯.

Three songs from the album were released as singles:

The first single, a Japanese version of the song "BTD (Before the Dawn)", was released on November 19, 2011. It peaked at number seven in Oricon's weekly chart, selling 26,333 copies in its first week.{{cite web |url=http://www.oricon.co.jp/prof/artist/519396/products/music/939150/1/ |title=ＢＴＤ Ｂｅｆｏｒｅ Ｔｈｅ Ｄａｗｎ Ｉｎｆｉｎｉｔｅのプロフィールならオリコン芸能人事典-ORICON STYLE |work=Oricon |language=ja |date= |accessdate=2013-05-09}}

The second single, a Japanese version of "Be Mine", was released on April 18, 2012. It peaked at number two in Oricon's weekly chart, selling 50,473 copies in its first week. The B-side, "Julia", was included on the album.{{cite web |url=http://www.oricon.co.jp/prof/artist/519396/products/music/958622/1/ |title=Ｂｅ Ｍｉｎｅ Ｉｎｆｉｎｉｔｅのプロフィールならオリコン芸能人事典-ORICON STYLE |work=Oricon |language=ja |date= |accessdate=2013-05-09}}

The third and final single, a Japanese version of "She's Back", was released on August 29, 2012. It peaked at number three in Oricon's weekly chart, selling 38,998 copies in its first week. The B-side, "To-Ra-Wa", was also included on the album.{{cite web |url=http://www.oricon.co.jp/prof/artist/519396/products/music/982927/1/ |title=Ｓｈｅ'ｓ Ｂａｃｋ －Ｊａｐａｎｅｓｅ Ｖｅｒ．－ Ｉｎｆｉｎｉｔｅのプロフィールならオリコン芸能人事典-ORICON STYLE |work=Oricon |language=ja |date= |accessdate=2013-05-09}}

The album entered Oricon Chartat #1 following its release, selling 40,767 copies on the first day.{{cite web|title=INFINITE's album places first, Kim Hyun Joong's single places second on Oricon Charts|url=http://www.allkpop.com/article/2013/06/infinites-album-places-first-kim-hyun-joongs-single-places-second-on-oricon-charts|website=Allkpop|accessdate=5 June 2013}}{{better source needed|date=April 2015}} In its first week on the chart, the album sold 69,647 copies, making it number 1 on the Oricon Weekly Album Chart. In its second week on the chart, the album dropped to number 18, selling another 4,178 copies.{{cite web|title=2013年06月10日～2013年06月16日のCDアルバム週間ランキング（|url=http://www.oricon.co.jp/rank/ja/w/2013-06-24/more/3/|website=Oricon Style|accessdate=19 June 2013}}

{{track listing

| headline = All editions track list

| extra_column =

| total_length = 40:04

| all_writing =

| all_lyrics =

| all_music =

| title1 = Welcome to Our Dream

| lyrics1 =

| music1 = Ahn Junsung

| length1 = 1:09

| title2 = Man in Love

| lyrics2 = Song Sooyoon

| music2 = Han Jaeho, Lee Changhyun, Kim Seungsoo

| length2 = 3:17

| title3 = To-Ra-Wa

| lyrics3 = Kim Boomin, Shinichi Yasuoka, Tetsuro Honda (Japanese lyrics), Tsuyoshi Shimizu Hiroshi (Japanese rap lyrics)

| music3 = Hitchhiker

| length3 = 3:08

| title4 = Tic Toc

| lyrics4 = Kim Ina

| music4 = J.Yoon

| length4 = 3:33

| title5 = Timeless

| note5 = Woohyun solo

| lyrics5 = J.Yoon

| music5 = J.Yoon

| length5 = 4:32

| title6 = Be Mine

| lyrics6 = Song Sooyoon, Taiki, Cue, Yumiko, Lotus Juice (Japanese lyrics)

| music6 = Han Jaeho, Kim Seungsoo

| length6 = 3:27

| title7 = Crying

| note7 = Infinite H featuring Becky♪♯

| lyrics7 = Pe2ny, J-sus, Musikacase

| music7 = Pe2ny, J-sus, Musikacase

| length7 = 4:08

| title8 = Because

| note8 = Sunggyu solo

| lyrics8 = JH

| music8 = JH

| length8 = 3:53

| title9 = BTD (Before the Dawn)

| lyrics9 = Song Sooyoon, Han Jaeho, Kim Seungsoo

| music9 = Han Jaeho, Kim Seungsoo

| length9 = 3:04

| title10 = She's Back

| lyrics10 = Song Sooyoon, Han Jaeho, Kim Seungsoo, Mithra Jin, Yumiko (Japanese lyrics)

| music10 = Han Jaeho, Kim Seungsoo

| length10 = 3:16

| title11 = Tsubasa

| note11 = {{lang|ja|翼}}; "Wings"

| lyrics11 = Tablo, Mithra Jin

| music11 = J.Yoon

| length11 = 3:13

| title12 = Julia

| lyrics12 = Song Sooyoon, Yumiko (Japanese lyrics)

| music12 = Han Jaeho, Kim Seungsoo

| length12 = 3:30

}}

{{track listing

| headline = DVD (limited edition)

| extra_column =

| title1 = BTD (Before the Dawn)

| note1 = Music video

| title2 = Be Mine

| note2 = music video – Japanese version

| title3 = She's Back

| note3 = music video – Japanese version

| title4 = Man in Love

| note4 = music video – Japanese version

| title5 = She's Back

| note5 = music video teaser – Japanese version

| title6 = Man in Love

| note6 = music video teaser – Japanese version

}}

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• [https://web.archive.org/web/20130506124945/http://infinite1st.jp/ Koi ni Ochiru Toki special website]

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Category:2013 debut albums

Category:2010s Japanese-language albums

Category:Universal Music Japan albums

Category:Infinite (group) albums