During a six-month period where he studied abroad in Germany,[2] Ischi went to Switzerland, where he sang at a beer hall in Zurich.
He performed on television with Maria Hellwig, and after that became known in German language circles as the "Japanese yodeler".
[4] A collaboration with The Gregory Brothers, "Chicken Attack", was released on January 25, 2017, and has received over 20 million views on YouTube.
Der Küstenjodler New Bibi-Hendl Bockwurst, Bier und Blasmusik Wer hat nur Dir das Jodeln beigebracht (1999) Der Import-Hit aus Japan (2003) Die hr4-Weihnachts-CD Edelweiss der Volksmusik - Volume 1 Festival der Volksmusik Volume 1 Schlager & Gute Laune Festival Die Hits von CD 2 Lieder die von Herzen kommen Volume 1 Maria Hellwig - Ich möcht so gerne Urgroßmutter sein Takeo Ischi was shown at the 9th season of the Belgian show De Mol in 2021.
The candidates of this show played a challenge in which they recorded a videoclip with him, entitled Der Maulwurf (EN: 'The Mole') to earn money.