2025/26

11-15 August
Koyama summer course | Braunlage, Harz, Niedersachsen, Germany
Double bass summer course for intermediate to advanced bass player for 4-6 participants
Piano accompaniment: Chih-Hung Chang
Final concert in https://theaternatur.de

14 September
Preisträgerkonzert Jugend-Musiziert 2025 | Torhaus-Galerie Göttingen, Niedersachsen, Germany
Attending as one of the organizers of Torhaus concert series
Guitar: Anton Langer
Violine: Rina Maria Katharina Geuking
Violoncello: Emma Katharina Urbanski
Mia Mauerer: Klavier
Elias-Hanli Li: Klarinette
Accompaniments: Kuo Jin, Dong Joohn Lee
more info: https://goettinger-verschoenerungsverein.de/wp-content/uploads/2024/12/Flyer_Programm_2025_Web.pdf

17 September
Guest Principal Bass in Orchestre Philharmonique de Luxembourg | Philharmonie Luxembourg, Luxembourg
Conductor: Sir John Eliot Gardiner
Mendelssohn: Musik zu Ein Sommernachtstraum, die erste Walpurgisnacht
The Constellation Choir

6 Oktober
TRIO KOYAMA Chamber music | Ev.-Reform. Kirche Göttingen, Germany
Violin: Marine Koyama
Viola: Igor Tulcynsky
Double bass: Takanari Koyama
Schubert: Erlkönig for Violin and Viola
Paganini: Mose fantasy for solo double bass
Halvorsen: Sarabande con variazioni
Beethoven: String trio Nr.3 op. 9,2
more info: https://gso-online.de/konzert/erlkoenig/

18 and 19 Oktober
LES NOUVEAX BARDES SALZBURG | Kath. Pfarrkirche Kuchl and Kath. Pfarrkirche Taxham, Salzburg, Austria
Dirigent: Hiroyuki Ohara
Sopran: Jana Stadlmayr
Mezzosopran: Petra Plattner
Tenor: Brenden-Keefe Au
Bass: Rupert Grössinger
Bel Canto Chor Salzburg, Kirchenchor & Orchester Kuchl, Stadtchor Gmunden

29 November
BAROCKFESTIVAL WINTERVOGEL | St. Paulus Kirche Göttingen, Germany
Künstlerische Leiter: Gintaras Januševičius
more info: https://wintervogel-goe.de

2-6 February
Koyama Winter course 2026 | Izu, Shizuoka, Japan
Double bass winter course for intermediate to advanced bass player for 4-6 participants
Piano accompaniment: Hiromi Hara

18 February
Musik für Mittagspause | Symphonic Space Prinzenstraße 9, 37073 Göttingen , Germany
Mozart: Rondo in C major etc.
Double bass: Takanari Koyama
Piano: Marine Koyama

21 March
Guest Principal Bass in Bavarian Chamber Orchestra | König Ludwig I Saal, Bad Brückenau, Germany
Frühlingskonzert “Tausendsassa”
C.P.E.Bach: Sinfonia b minor
Tchaikovsky: Sérénade mélancolique op 26
Shostakovich: Chamber symphony op.110

22 March
Guest Principal Bass in Bavarian Chamber Orchestra | Stadthalle, Tauberbischofsheim, Germany
Frühlingskonzert “Tausendsassa”
C.P.E.Bach: Sinfonia b minor
Tchaikovsky: Sérénade mélancolique op 26
Shostakovich: Chamber symphony op.110

April
Recording session | Göttingen, Germany
South Lower Saxony Sinfonia
Bottesini: Concerto si minore
DIttersdorf: Concert in E major

July
Masterclass | Japan
in planning

18-20 July
Double Bass Weekend Japan 2026 | Shibuya, Tokyo, Japan
Participant as a lecturer

past concerts

2024/2025
22 September
TRIO KOYAMA Chamber music | GDA Wohnstift, Göttingen, Germany
Violin: Marine Koyama
Viola: Igor Tulcynsky
Double bass: Takanari Koyama
Schubert: String trio D.471
Bach: Italian concerto BWV 971
Hindson: 12345678 for Violin and Double bass (European premier)
Boccherini: String trio Nr.1 in F
Gershwin: Three Preludes

23 September
TRIO KOYAMA Chamber music | Altes Rathaus, Göttingen, Germany
Violin: Marine Koyama
Viola: Igor Tulcynsky
Double bass: Takanari Koyama
Schubert: String trio D.471
Bach: Italian concerto BWV 971
Hindson: 12345678 for Violin and Double bass
Boccherini: String trio Nr.1 in F
Gershwin: Three Preludes

6 November
TRIO KOYAMA Chamber music | Stift am Klausberg, Göttingen, Germany
Violin: Marine Koyama
Viola: Igor Tulcynsky
Double bass: Takanari Koyama
Schubert: String trio D.471
Bach: Italian concerto BWV 971
Boccherini: String trio Nr.1 in F
Gershwin: Three Preludes

14 November
Masterclass with guest professor Sandor Budai 
10:00-15:00 | Mozarteum Universität Salzburg (3023)

20 and 21 November
Guest Principal Bass in Orchestra de la Suisse Romande | Victoria Hall, Geneva, Switzerland
Conductor: Jonathan Nott
Saxophone: Valentine Michaud
Drums: Gabriel Michaud
Double Bass: Takanari Koyama
Maurice Ruruflé: Three Dances for orchestra, Op. 6
John Williams: Escapades for alto saxophone and orchestra (from the film ‘Catch me if you can’)
Harrison Birtwistle: Panic, a dithyramb for alto saxophone, jazz drummer, wind, brass and percussion
Maurice Ravel: Bolero for Orchestra

28 November
Guest Principal Bass in Orchestra de la Suisse Romande | Théâtre de Beaulieu, Lausanne, Switzerland
Conductor: Jonathan Nott
Saxophone: Valentine Michaud
Drums: Gabriel Michaud
Double Bass: Takanari Koyama
Maurice Ruruflé: Three Dances for orchestra, Op. 6
John Williams: Escapades for alto saxophone and orchestra (from the film ‘Catch me if you can’)
Harrison Birtwistle: Panic, a dithyramb for alto saxophone, jazz drummer, wind, brass and percussion
Maurice Ravel: Bolero for Orchestra

18-22 December
Koyama Winter course 2024 | Izu, Shizuoka, Japan
Double bass winter course for intermediate to advanced bass player for 4-5 participants
Accompaniment: Hiromi Hara

23 March
Online Masterclass 08:00-12:00 (GMT+1) | International
As part of open day of Mozarteum University on 20 March

1 April
TRIO KOYAMA Chamber music | St. Paulus Kirche Göttingen, Germany
Solo double bass: Tomonari Koyama
Violin: Marine Koyama
Violin: Erika Funada
Double bass: Takanari Koyama
Boccherini: Duo for two violins
Capuzzi: Double Bass Concerto
Vivaldi: La Folia
Gallo: Trio-Sonatas

24 April
TRIO KOYAMA Chamber music | Studio Klawunn Herberhausen-Göttingen, Germany
Violin: Marine Koyama
Viola: Igor Tulcynsky
Double bass: Takanari Koyama
Beethoven: String Trio No.3 Op.9 No.2
Schubert: Erlkönig for violin and viola
Paganini: variations on a theme from Rossini’s opera Moses in Egypt

7 May
TRIO KOYAMA Chamber music | Stift am Klausberg, Göttingen, Germany
Violin: Marine Koyama
Viola: Igor Tulcynsky
Double bass: Takanari Koyama
Beethoven: String Trio No.3 Op.9 No.2
Schubert: Erlkönig for violin and viola

2022/2023

19 August
Solo recital | Wien, Austria
Double bass: Takanari Koyama
Piano: Chih-Hung Chang
Bottesini: Introduction and variations, Grande allegro di concerto, Romanza patetica, etc..


1 November
Chamber music | Studio Klawunn Herberhausen-Göttingen, Germany
Violin: Marine Koyama
Violin and Viola: Igor Tulchynsky
Double bass in F: Takanari Koyama
Boccherini: Duo for two violins
Bach: Aria mit Veränderungen -Goldberg Variationen-
Taneyev: String Trio in D

2021/2022

20 – 22 July
Duo- Concert
Double bass: Takanari Koyama
Piano: Kasumi Yui | Nikolausberger Klosterkirche Göttingen, Klosterkirche Möllenbeck Rinteln, Germany
Beach: Romance Op. 23, Franck: Sonata in A major for violin and piano (urtext version as well as for double bass), Bottesini: I Puritani, Romanza Patetica, Allegretto Capriccio (edizione-urtext)

12 September
Chamber music | St. Martini Kirche Elliehausen-Göttingen, Germany
Violin: Marine Koyama
Violin and Viola: Igor Tulchynsky
Double bass in F: Takanari Koyama
Borodin: String Trio in G minor, Bach Aria mit Veränderung -Goldberg Variationen-, Gallo: Triosonaten

13 June
La Musica di Giovanni Bottesini | GDA Wohnstift Göttingen, Germany
Contrabasso: Takanari Koyama
Contrabasso: Holger Michalski
Pianoforte: Jihwan Hong
Bottesini: Capriccio di bravura, La Sonnambula, Rossini Fantasia per due Contrabassi, Passione amorosa

2020/2021

7 October
Chamber music | Studio Klawunn Herberhausen-Göttingen, Germany
Violin: Marine Koyama
Viola: Naru Yamamoto
Double bass in D and F: Takanari Koyama
Boccherini: Duo for two violins (Double bass), Koyama: Pagariniane (world premiere!), Vivaldi: La Follia, Gallo Triosonata

2 January
Solo performance with sind orchestra | MuTh hall Vienna, Austria
Sakuragaoka Gakuen wind orchestra
Conductor: Katsunori Ogasawara
Oboe: Yosuke Terashima
Double bass: Takanari Koyama
Mozart: Concerto for Oboe in C-Major, Bottesini: Concerto in F-minor

2019/2020

1 November
Chamber music | Gemeindesaal St. Jacobi Göttingen, Germany
Double bass: Takanari Koyama
Piano: Stefan Kordes
Brahms: Sonata No. 2 for Violin (version for double bass) and piano Op. 100