Pedzisa mutsara unotevera: Kwenguva yekutanga kubva pakukwikwidza kwake kwenyika dzakawanda pa2013's WC, Shirai haana kukwanisa kukodzera timu yeJapan yevarume yenyika yeAG; nokudaro, kusakwanisa kukwikwidza ku2019 Artistic Gymnastics World Championships muStuttgart, Germany, musi waGumiguru 4<unk>13, 2019. Kuita kwaShirai kwakaderedzwa kwechikamu chikuru chemwaka wa2019 nekukuvara kwakasimba uye kunetsekana kwekuruboshwe kwekuruboshwe, zvichikonzera kuti asakwanise kukwikwidza zvakanakisa panguva ya2019 All-Japan Apparatus Championships kuti mhedzisiro ipapo uye pa2019 NHK Trophy yakaratidza kukodzera kweanodzidzira jimunasiti kujoina timu yenyika yeJapan ku2019's WC. Mikana yakanakisisa yaShirai yakanga iri yokuwana imwe yenzvimbo mbiri dziripo pavanhu vane unyanzvi hwokugadzira zvinhu, zvikurukuru zviitiko zvesignature paFX neVT. Zvisinei, Shirai akangokwanisa kuwana nzvimbo yechitatu paFX, uye yechishanu paVT izvo zvakaita kuti asafanirwa kuenda kuWC, uye akatadza kudzivirira menduru dzake dzenyika kubva muna 2018. Uyewo, sezvo Shirai akanga asiri iye oga akanga asipo ane mukurumbira (Kōhei Uchimura akanga asipowo nemhaka yokukuvadzwa), varume veJapan vakanga vatumira boka risina ruzivo rwakakwana ku
2019 WC apo makwikwi evarume akanga achitongwa nedzimwe nyika. Shirai akashanda nesimba kuti adzokere kumakwikwi kwenguva yakareba yekuedza kupora kubva mukukuvara kwakasiyana siyana, uye akazoita ngura pamutambo wega wega.