{{CD Infobox
|#^infoboxcolor1^#     = country
|#^infoboxname^#       = Hajimete no Happy Birthday!
|#^infoboxJapanese^#   = 初めてのハッピーバースディ!
|#^infoboxCover^#      = HajimetenoHappyBirthday-r.jpg
|#^infoboxCaption^#    = 
|#^infoboxtype^#       = #^Single^#
|#^infoboxartist^#     = [[Country Musume|Country Musume ni Ishikawa Rika (Morning Musume)]]
|#^infoboxalbum^#      = [[Country Musume Daizenshuu ①]]
|#^infoboxreleased^#   = 18 #^April^# 2001
|#^infoboxgenre^#      = J-Pop
|#^infoboxformat^#     = #^CD^# #^Single^#
|#^infoboxlength^#     = 13:52
|#^infoboxlabel^#      = {{LinkBug|zetima}}
|#^infoboxproducer^#   = [[Tanaka Yoshitake]]<br>[[Tsunku]] <small>(sound producer)</small>
|Chronology1 = [[Country Musume]] Singles Chronology
|#^infoboxLast^#1       = [[Koi ga Suteki na Kisetsu]] <small>4#^Ordinalth^# #^Single^# (2000)</small>
|#^infoboxNext^#1       = [[Koibito wa Kokoro no Ouendan]] <small>6#^Ordinalth^# #^Single^# (2001)</small>
}}
'''Hajimete no Happy Birthday!''' (初めてのハッピーバースディ!) 5#^Ordinalth^# #^Single^# [[Country Musume]].

==#^Tracklist^#==
[[#^File^#:Country Musume ni Ishikawa Rika (Morning Musume) - Hajimete no Happy Birthday! (MV)|thumb|right|220 px]]
#Hajimete no Happy Birthday!
#Hajimete no Happy Birthday! (country version)
#Hajimete no Happy Birthday! (Instrumental)

==#^FeaturedMembers^#==
*Country Musume
**[[Toda Rinne|Rinne]]
**[[Kimura Asami|Asami]]
*Morning Musume
**[[Ishikawa Rika]]

==#^ConcertPerformances^#==
;Hajimete no Happy Birthday!
*[[Live Revolution 21 Haru ~Osaka Jou Hall Saishuu Bi~]]
*[[Hello! Project 2001 TOGETHER! SUMMER PARTY]]
*[[Morning Musume CONCERT TOUR 2003 Haru "NON STOP!"]]
*[[Morning Musume Concert Tour 2005 Haru ~Dai 6 Kan Hit Mankai!~]]
*[[Country Musume LIVE2006 ~Shibuya des Date~]]
*[[Hello! Project Hina Fest 2015 ~Mankai! The Girls' Festival~]]

==#^SingleInformation^#==
#Hajimete no Happy Birthday!
#*#^CreditsLyrics^#, #^CreditsComposition^#: [[Tsunku]]
#*#^CreditsArrangement^#, #^CreditsProgramming^#: [[Takahashi Yuichi]]
#Hajimete no Happy Birthday! (country version)
#*#^CreditsArrangement^#, #^CreditsGuitar^#, #^CreditsProgramming^#: [[Watanabe Itaru]]
#*#^CreditsSynthesizer^#: [[Otake Tetsuo]]
#*#^CreditsBanjo^#: [[Arita Yoshihiro]]
#*Pedal Steel, Dobro #^CreditsGuitar^#: [[Ozaki Takashi]]
#*#^CreditsViolin^#: [[Gen Ittetsu]]
#*#^CreditsChorus^#: [[Toda Rinne|Rinne]], [[Kimura Asami|Asami]], [[Ishikawa Rika|Rika]]
#*Yeah! #^CreditsVoice^#: [[Tanaka Yoshitake]]

==#^OriconChartPositions^#==
{{OriconStart}}
{{OriconWeekOnly|4/89200}}
{{OriconWeekOnly|21/21240}}
{{OriconWeekOnly|20/16040}}
{{OriconWeekOnly|35/8030}}
{{OriconWeekOnly|54/4370}}
{{OriconWeekOnly|71/3460}}
{{OriconFinish}}
'''#^OriconTotal^#:''' 142,340#^OriconTotalPost^#

==#^ExternalLinks^#==
*#^Discography^#: [https://web.archive.org/web/20120730144418/http://www.helloproject.com/discography/country_ishikawa/s_001.html Hello! Project (#^archived^#)], [http://www.up-front-works.jp/release/detail/EPCE-5088/ UP-FRONT WORKS], [http://www.tsunku.net/producework.php?Music_ArtistID=27&@DB_ID@=127#01 Tsunku.net]
*#^Wikipedia^#: [[wikipedia:ja:初めてのハッピーバースディ!|#^Japanese^#]]
*#^LinkLyrics^#: [http://projecthello.com/country/bday.html Hajimete no Happy Birthday!]
{{Country Girls}}


[[en:Hajimete no Happy Birthday!]]
[[ja:初めてのハッピーバースディ!]]
[[#^Category^#:#^CatGroupSinglePre^#Country Girls#^CatGroupSinglePost^#]]
[[#^Category^#:#^CatYearSinglePre^#2001#^CatYearSinglePost^#]]
[[#^Category^#:#^CatMembersLineupPre^#3#^CatMembersLineupPost^#]]