Nintendo has become the 10th Largest Corporation in Japan by Market Cap

1. Toyota (TM): $251.13 Billion
2. Mitsubishi UFJ Financial (MUFG): $152 Billion
3. Sony (SONY): $149.22 Billion
4. Hitachi (6501.T): $117.85 Billion
5. Sumitomo Mitsui Financial Group (SMFG): $99.93 Billion
6. Keyence (6861.T): $98.84 Billion
7. Fast Retailing (9983.T): $95.35 Billion
8. Recruit (6098.T): $91.07 Billion
9. NTT (Nippon Telegraph & Telephone) (9432.T): $81.67 Billion
10. Nintendo (7974.T): $81.57 Billion

Largest Japanese companies by market capitalization (Sony and Mufg are in a 1v1 so they might fluctuate places)

They are about as big as all of Sony Corporation when they were about to launch the PlayStation 5. (+ Sony is also much bigger than just games). And about 4 times as big as Sony when they were to launch the PlayStation 4.