With a trading volume of JPY 20.2 mn 4421.T trades -4.06 percent lower todayTrack D I System’s 24‑hour dip to ¥917, market cap ¥2.7 bn, and 52‑week highs and lows – plus insights on related stocks.D I SYSTEM CO LTDJapan Information Technology Software & Services AI generated Samantha Roth 26/10/2026, 19:10 2 minutes to read