Vishnukumar Muniraj ne Girnar Parvat par tap (penance) kiya tha. Girnar Parvat, Gujarat mein sthit hai aur Jain dharm ke anek tirthankar aur munirajon ke tap sadhana ka pramukh sthal raha hai. Vishnukumar Muniraj ki kahani Jain sahitya mein prasiddh hai, jismein unhone atyant kathin tapasya aur vairagya ka pradarshan kiya tha.