The present invention by lifting hand of the portable information terminal anglers in difficult situations visually , to provide a system using a fishing float and the fishing for float which can improve the fishing by capturing quickly strike A is equipped with a wireless LAN communication function in the rainy season 9 to be used for fishing , performs a portable information terminal 12 and the wireless LAN communication that anglers have , and transmitted to the mobile information terminal 12 with the surrounding environment during the rainy season 9 of anglers is , in situations where float 9 is not visible , by utilizing that the float 9 is a wireless LAN communication is interrupted when drawn into the water by the fish , to inform the strike from the portable information terminal 12 to the angler [ Selection Figure Figure 2【課題】ウキが目視しづらい状況でも釣り人の手元の携帯情報端末によって、魚信を素早く捉えることで釣果を向上させることができる釣り用ウキ及び前記釣り用ウキを使用したシステムを提供する。【解決手段】釣りに使用するウキ9に無線LAN通信機能を搭載し、釣り人が持つ携帯情報端末12と無線LAN通信を行い、ウキ9の周辺環境を釣り人の持つ携帯情報端末12に送信し、ウキ9が目視できない状況でも、ウキ9が魚により水中に引き込まれた際に無線LAN通信が途絶える事を利用して、その魚信を携帯情報端末12から釣り人に知らせる。【選択図】図2
