Mai Kokubo (Euphonium) is from Shizuoka, Japan and holds a Master of Music Degree in Euphonium Performance from University of North Texas where she studied under Dr. Brian Bowman.She also holds a bachelor's degree from Kunitachi College of Music where she studied under Mr. Toru Miura. 

  She placed 2nd at the 2012 Japan Wind and Percussion Competition (1st prize was not awarded) and won 3rd place at the 2009 Leonard Falcone International Competition.   As a Soloist, she has performed with Tokyo New City Orchestra, 

UNT Symphony Orchestra, UNT Wind Symphony, and with multiple school bands. 

She has also been invited to appear as guest artist at various esteemed music festivals including the 2012 Willson Festival in Tokyo, Japan, and International Tuba Euphonium Conference (ITEC) 2014 in Indiana, U.S.  Mai hosted "Euphonium and Tuba Festibal in Hamamtsu" in May 2015 and May 2018. Over 200 participants enjoyed many events such as warm-up clinic, band excerpts, and recitals by her college students and professional musicians.

She currently teaches at Senzoku Gakuen College of Music, Kinjyo Gakuin University, and Tokoha Gakuen Junior Collge.

Mai Kokubo's CD "A War In Wonderland"

[1] *Prelude "A Peaceful Afternoon Sitting by  a Window"(2015)....... Sawako Yamazato (b.1977)

[2] Fantasy Variations (1990) ...............Yasuhide Ito (b.1960)
 Sonata for Solo Flute (1747) ................CPE Bach (1714-1788)
[3] I.Poco Adagio [4] II.Allegro [5] III.Allegro
[6] Donegal Bay ................ P.Lovatt-Cooper (b.1976)
Pearls for euphonium and piano(1999) ....Roland Szentpali (b.1977)
[7] I.Ducati SPS 916  [8] II. My One and Only Love  [9] III.Susi

[10] A Place Dear to My Heart for Euphonium and Piano (2014)............... Kazumi Tsukamoto (b.1963)

5 Pieces in Folk Style, Op.102  (1849-1851).........Robert Schumann(1810-1856)  arr. Paul Droste
[11] II.Langsam   [12] IV.Nicht zu rasch
 
*A War in Wonderland :A Suite for Euphonium Solo(2013) ...............Yo Goto (b.1958)
[13] I.Bugle and Drums [14] II.Imprisoned Princess   [15] III.A Battlefield −Funeral
[16] TOCcatA (2005) ....................Yoshio Nakahashi (b.1978)

[17] *HOSHIMEGURI NO UTA -Song of the Circling Stars-**  ......... Kenji Miyazawa (1896-1933)   arr. Daiki Kato
*Commissioned by Mai Kokubo
**  This CD includes a music sheet of [17]HOSHIMEGURI NO UTA as a PDF File.
https://www.bravomusicinc.com/solo-ensembles-c-5_27/a-war-in-wonderland-p-2663.html
"A War In Wonderland"
Euphonium:Mai Kokubo   Piano: Yumi Sato
OSBR-31042
《Donegal Bay 》 
​Composed by :Paul Lovatt-Cooper
Performed by : Mai Kokubo (Euphonium Solo)
This is a Memorial Concert for (安藤純平) Jyunpei Ando who were a Tuba player, and past away because of his cancer, age 32, in 2016.
《HOSHIMEGURI NO UTA -Song of The Circling Stars》
for Solo Euphonium and Wind Band 
Euphonium Solo: Mai Kokubo
Performance: Hamamatsu Konan Junior High School Band
Conductor: Shigeru Yano  
《A Song for Japan》
Dr.Bowman and his former students
A Recital at Hamamatsu Shizuoka, from Dr.Brian Bowman Japan Tour 2013 . (2013/05/20) Hamamatsu, Shizuoka, Japan.
Performed by: Dr.Bowman, Dr.Mitsuru Saito( from Minami Souma, Fukushima) Mai Kokubo, and Takeshi Hatano.